if
常考释义
1.如果；假若；倘若used to say that one thing can, will or might happen or be true, depending on another thing happening or being true
If you see him, give him this note.你要是见到他，就把这个便条给他。
I'll only stay if you offer me more money.你给我更多的钱我才会留下。
If necessary I can come at once.如果有必要，我可以马上来。
You can stay for the weekend if you like.你如果愿意就留在这里过周末吧。
If anyone calls, tell them I'm not at home.要是有人打电话来，就说我不在家。
If he improved his IT skills, he'd(= he would) easily get a job.他如果提高了自己的 IT 技能，就会容易找到工作。
You would know what was going on if you'd(= you had) listened.你若是注意听了就会知道发生什么事了。
They would have been here by now if they'd caught the early train.假若他们赶上了早班火车，现在就该到这里了。
If I was in charge, I'd do things differently.假若由我负责，我不会这样办事的。
If I were in charge…假若由我负责…
Even if(= although) you did see someone, you can't be sure it was him.即使你确实看见有个人，也不能保证那就是他。
2.当；无论何时；每次when; whenever; every time
If metal gets hot it expands.金属受热就膨胀。
She glares at me if I go near her desk.我一走近她的办公桌，她就对我瞪眼。
3.（与 will 或 would 连用，表示客气地请求）used withwill orwould to ask sb politely to do sth
If you will sit down for a few moments, I'll tell the manager you're here.请稍坐，我这就告诉经理说您来了。
If you would care to leave your name, we'll contact you as soon as possible.麻烦您留下姓名，我们会尽快与您联系的。
4.（用于 ask、know、find out、wonder 等之后，引出两个或以上的可能性之一）是否used afterask ,know ,find out ,wonder , etc. to introduce one of two or more possibilities
Do you know if he's married?你知道他是否结婚了？
I wonder if I should wear a coat or not.我不知道该不该穿外套。
He couldn't tell if she was laughing or crying.他弄不清楚她是在笑还是在哭。
Listen to the tune and see if you can remember the words.听听曲调，看你能否记起歌词。
5.（用于表示情感的动词或形容词之后）used after verbs or adjectives expressing feelings
I am sorry if I disturbed you.很抱歉，打搅您了。
I'd be grateful if you would keep it a secret.你如果能对此保密，我将不胜感激。
Do you mind if I turn the TV off?我关上电视可以吗？
6.（承认某事可能，但不很重要）即使，虽然used to admit that sth is possible, but to say that it is not very important
If she has any weakness, it is her Italian.如果要说她有什么缺点，那就是她的意大利语不大行。
So what if he was late. Who cares?他就是迟到了又怎么样。谁在乎？
7.（置于形容词之前，引出对比）虽然，尽管used before an adjective to introduce a contrast
He's a good driver, if a little over-confident.他是个好司机，虽然有点过于自信。
We'll only do it once─ if at all .我们就是干也只会干一次。
8.（请对方听自己的意见）used to ask sb to listen to your opinion
If you ask me, she's too scared to do it.依我看，她被吓得不敢做了。
If you think about it, those children must be at school by now.想想吧，那些孩子现在一定在学校了。
If you remember, Mary was always fond of animals.记得吧，玛丽总是喜欢动物。
9.（置于 could、may 或 might 之前，提出建议或客气地打断别人的话）used beforecould ,may ormight to suggest sth or to interrupt sb politely
If I may make a suggestion, perhaps we could begin a little earlier next week.我来提个建议吧，或许我们下个星期可以早一点开始。
If and when we ever meet again I hope he remembers what I did for him.倘若我们再次见面，我希望他还记得我为他做的事。
If and when we ever meet again I hope he remembers what I did for him.倘若我们再次见面，我希望他还记得我为他做的事。
I'd say he was more like his father, if anything.依我看，如果一定要说他像谁的话，他比较像他的父亲。
She's not thin─if anything she's on the plump side.她并不瘦，其实她还有点胖呢。
I'd say he was more like his father, if anything.依我看，如果一定要说他像谁的话，他比较像他的父亲。
She's not thin─if anything she's on the plump side.她并不瘦，其实她还有点胖呢。
If I were you I'd start looking for another job.我要是你，就会去另找工作了。
If I were you I'd start looking for another job.我要是你，就会去另找工作了。
I'll go if you're going. If not(= if you are not) I'd rather stay at home.你去我就去。不然的话，我宁愿待在家里。
Are you ready? If not, I'm going without you.你准备好了吗？否则我就自己去了。
Do you want that cake? If not, I'll have it.你要那块蛋糕吗？不然我就要了。
They cost thousands if not millions of pounds to build.建设要耗费数千英镑，甚至可能是数百万英镑。
I'll go if you're going. If not(= if you are not) I'd rather stay at home.你去我就去。不然的话，我宁愿待在家里。
Are you ready? If not, I'm going without you.你准备好了吗？否则我就自己去了。
Do you want that cake? If not, I'll have it.你要那块蛋糕吗？不然我就要了。
They cost thousands if not millions of pounds to build.建设要耗费数千英镑，甚至可能是数百万英镑。
If only I were rich.但愿我很富有。
If only I knew her name.我要是知道她的名字就好了。
If only he'd remembered to send that letter.要是他没忘记发那封信就好了。
If only I had gone by taxi.我要是乘出租车去就好了。
If only I were rich.但愿我很富有。
If only I knew her name.我要是知道她的名字就好了。
If only he'd remembered to send that letter.要是他没忘记发那封信就好了。
If only I had gone by taxi.我要是乘出租车去就好了。
I'm surprised they've invited me to their wedding─it's not as if I know them well.我很惊讶他们居然请我参加他们的婚礼，我跟他们似乎并不熟。
I'm surprised they've invited me to their wedding─it's not as if I know them well.我很惊讶他们居然请我参加他们的婚礼，我跟他们似乎并不熟。
Only if a teacher has given permission is a student allowed to leave the room.学生只有得到老师的许可才能离开教室。
Only if the red light comes on is there any danger to employees.只有红灯闪亮时才有危及职工的险情。
Only if a teacher has given permission is a student allowed to leave the room.学生只有得到老师的许可才能离开教室。
Only if the red light comes on is there any danger to employees.只有红灯闪亮时才有危及职工的险情。
1.(informal)不确定的情况a situation that is not certain
If he wins─and it's a big if ─he'll be the first Englishman to win for fifty years.假设他赢了 — 不过这还是个很大的疑问 — 他将成为五十年以来第一个获胜的英格兰人。
There are still a lot of ifs and buts before everything's settled.在一切得以解决之前还有很多不确定因素。
You know, if Trent's such a jerk, why do you hang out with him?
如果崔特是个大烂人你干嘛跟他在一起？
The question of nationality is sure to come up again if Strauss-Kahn steps down, but Europeans will not be eager to part with the position.
如果斯特劳斯卡恩辞职，国籍问题就会再次出现，但是欧洲人并不急着放弃这个职位。
If you did not select the Create Outlook Task check box, Access saves the import specification and imports the objects that you specified.
如果未选中“创建Outlook任务”复选框，则Access会保存导入规范，并导入指定的对象。
If that sounds like the right kind of quest for you, click here to buy the Empire Building Kit now, before orders close in just a few hours.
如果这正是你想要的探寻，那么请点击这里，订购你想要的“帝国缔造工具包”，订购几小时后就将结束。
I shall provide you perhaps with a further update later this day if it becomes necessary to do so.
如若必要，今天我可能会给予你们进一步的更新。
"That sounds to me like a nearly ideal solution, " Joyce said. "But only if you really think it would be enough for you. "
“我觉得这几乎是个完美的解决办法，”乔伊斯说：“但除非你真的觉得这么做就可以了。”
And, indeed, these people would say "Yes! , " as if I had asked them to pass the salt. I was just staggered by it.
就好像我请他们把盐递给我那样理所当然对这样的回答，我感到很震惊。
As surely as the LORD who rescues Israel lives, even if it lies with my son Jonathan, he must die. But not one of the men said a word.
39我指著救以色列永生的耶和华起誓、就是我儿子约拿单犯了罪、他也必死.但百姓中无一人回答他。
He had asked me if I was a deceiving imp, and he had said I should be a fierce young hound if I joined the hunt against him.
他早就问过我是不是一个骗人上当的小魔鬼，他还说过，要是我参加那些人来搜捕他，我就是一头凶狠的小猎犬。
But Keno Carter laughed as if he knew what I was thinking.
但是基诺卡特笑好像他知道我是思考的。
And the industry should look to its own self-interest: it would be a shame if reckless expansion spoiled a good innovation.
而且该行业应当注意自身的利益：因为铤而走险的扩张而毁掉了一种创新理念实在可惜。
If the office itself is starting to look run down and like its in need of an upgrade, it's indicative of excessive belt-tightening measures.
如果办公室看起来是在走向衰败而且需要来一次升级，这就表明贵公司已经开始在勒紧裤腰带过日子了。
If correctly hidden right arm, right arm (right hand players) straight and his hands are in the ball.
若能够正确隐藏右臂，右臂（右手球员）笔直，且双手都在球后。
"If they're still in business after all this, chances are they're extremely well run, " he said.
“如果他们现在仍在营业后，所有这一切，很可能是非常方便办好，”他说。
The result of your application is ready. Please come to pick it up or advise us if you want us to mail it to you.
你的申请已有结果。请来我处领取，如希望邮寄，请通知我处。
Vacuum Kiss - While kissing open-mouthed, slightly suck in as if you were sucking the air from your partners mouth.
真空吻——开口吻时，在里边轻轻吮吸，好像你正在从你情人的口中喝吸空气。
If he misses one opportunity he never hides, he's always there to get himself in the right position for the next time.
如果他错过了机会是不会遮遮掩掩的，他总是让自己下次出现在正确的位置上。
We might be able to live if we boldly charge into the enemy's camp.
勇敢冲向敌人阵营或许还可以活命！？
If he looked down from space today he might no longer see just the lights of our cities but the many lights of fishing boats.
如果现在他从太空往下看，看到的也许不再只是我们城市的万家灯火。还会看到渔船的点点灯光。
The American student asked whether you are dumb or not, . If yes, he would chat with you in sign language.
那个美国同学问，你是不是哑巴，如果是的话，他可以用手语跟你交流。
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