extra
常考释义
1.额外的；分外的；外加的；附加的more than is usual, expected, or than exists already
Breakfast is provided at no extra charge.供应早餐，不另收费。
The conference is going to be a lot of extra work.这次会议将有很多额外工作。
an extra pint of milk外加的一品脱牛奶
The government has promised an extra £1 billion for health care.政府承诺为医疗保健再拨款 10 亿英镑。
Take extra care on the roads this evening.今晚在路上要格外小心。
1.额外的事物；另外收费的事物a thing that is added to sth that is not usual, standard or necessary and that costs more
The monthly fee is fixed and there are no hidden extras(= unexpected costs) .月费是固定的，没有未言明的额外开支。
Metallic paint is an optional extra(= a thing you can choose to have or not, but must pay more for if you have it) .喷金属漆是自由选择的，要额外收费。
2.（电影里的）临时演员，群众演员a person who is employed to play a very small part in a film/movie, usually as a member of a crowd
1.额外；另外；外加in addition; more than is usual, expected or exists already
to charge/pay/cost extra另外收费；另付；额外花费
I need to earn a bit extra this month.我这个月需要挣点外快。
The rate for a room is £30, but breakfast is extra.一个房间收费 30 英镑，但早餐另付。
2.特别；格外；分外more than usually
You need to be extra careful not to make any mistakes.你要格外小心，别犯错误。
an extra large T-shirt一件特大号的 T 恤衫
She tried extra hard.她特别努力。
What if you applied this in reverse: did a bit of extra research on your most difficult topics.
如果你把这反过来应用会如何？例如，对最困难的题目作更多的研究。
Should this beautiful window cause just a little extra colour to shine down upon this ancient place, I should gladly settle for that.
如果这扇漂亮的窗户能为这个古老的地方增添色彩，我将为此感到高兴。
You might have thought resisting that piece of chocolate cake or extra biscuit was simply a matter of exerting a little will power.
你也许会认为，抵住一块巧克力蛋糕和一块额外的饼干的诱惑，仅仅是发挥一点意志力的问题。
I happened to have an extra one, so I took it out of my pocket and put it on her desk.
我刚好有一支多余的（笔），所以我就从我的兜里拿出来放到她桌子上。
When this person is given a new assignment or extra work, he reacts as if the boss told him he'd never be able to leave the office again.
当这种人被交代了一项新工作或额外的工作，他的反应仿佛老板让他永远无法下班。
During this speech Bush said the extra troops are needed to battle Taliban fighters who are gearing up for a new spring offensive.
布什在讲话中称，与准备发动新一轮春季攻势的塔利班士兵作战需要额外增派军队。
All that extra carbon dioxide, however, has been a bitter pill for the ocean to swallow.
然而，海洋并不能吸收掉所有这些额外的二氧化碳。
Scientists say extra fluoride is likely to have at least a small additional effect on enamel -- but more research is needed.
科学家们说，额外添加的氟化物可能会对牙釉质产生一点细微的保护效果，不过，这也有赖于更多研究的证实。
Extra hole drilled at the end of the well (beyond the last zone of interest) to ensure that the zone of interest can be fully evaluated.
在井眼底部（在最后一个感兴趣的产层下面）额外钻进的一段井眼，以便确保感兴趣的产层能够被完全评估。
This system air used for large moulds when it is felt that no extra support would be gained by including rectangular blocks as well.
这个系统用于感觉不能采用矩形块等其他附加支撑方法的大型模具。
Do not send form letters. Tailor each letter to the company, department and, if possible, specific position. The extra effort pays off.
不要发通用信件。为每一家公司、部门、如果可能的话为要申请的职位度身打造每一封信，付出是会有回报的。
How much extra discretionary income is there?
有多少可供你你额外自由支配的钱呢？
The money she saves can be spent on providing extra food and clothing for her four children.
她可以将节省下来的钱用来为四个孩子添加食物和衣服。
The choice of midsize cars reveals how much influence some extra size and weight can have on crash outcomes.
选择中型轿车揭示多大影响一些额外的体积和重量可对事故的成果。
'So am I paying them for that service, or am I paying them not to think badly of me because I've requested so much extra work?
还是为了让他们不要因为我的额外要求说我坏话而付小费呢？
Half of those already able to work outside the office admitted to putting in two or three extra hours a day.
根据调查，已经能在办公室之外办公的那些人中有一半承认，他们得一天多工作两或三小时。
It's up to the customer to then determine what extra insurance to carry in case of a problem.
如果出现问题，届时对于超出保险赔偿的部分，由客户决定。
Even working with its grain may do no more than buy a few extra years of healthy living.
就算它意义深刻，也不过是花钱多过几年健康的生活。
It took more energy to start spinning with her arms extended, so as she draws them in, that extra energy is converted into faster spinning.
如果他展开双臂来开始旋转这会耗掉她很多力气。因此，她把手向上伸，这样额外的能量会转化为更快的旋转。
A rollaway can be moved into a room to sleep an extra person, and a hide-a-bed is a sofa that folds out to make a bed.
滚动式折叠床可随时推人房内，为客人加铺，而暗床则是一种沙发式折叠床、摊开后可作床用。
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