jamming
常考释义
1.[u][c]果酱a thick sweet substance made by boiling fruit with sugar, often sold in jars and spread on bread
strawberry jam草莓酱
recipes for jams and preserves果酱和蜜饯的制作方法
a jam doughnut果酱炸面圈
2.[c]拥挤；堵塞a situation in which it is difficult or impossible to move because there are so many people or vehicles in one particular place
The bus was delayed in a five-mile jam.公共汽车因长达五英里的交通堵塞而延误。
As fans rushed to leave, jams formed at all the exits.因球迷都急于离开，所有出口都给阻塞了。
3.[c]卡住（因而发生故障）a situation in which a machine does not work because sth is stuck in one position
There's a paper jam in the photocopier.复印机卡纸了。
They refused to settle for a promise of jam tomorrow.他们并不满足于那些美好未来的空话。
They refused to settle for a promise of jam tomorrow.他们并不满足于那些美好未来的空话。
1.[t]~ sth + adv./prep.使劲（往某处）挤（或压、塞）to push sth somewhere with a lot of force
He jammed his fingers in his ears.他用手指使劲堵住耳朵。
A stool had been jammed against the door.门被一把凳子顶住了。
2.[i][t]（使）卡住，不能动弹，不能运转to become unable to move or work; to make sth do this
The photocopier keeps jamming up.这台复印机总是卡纸。
There's a loose part that keeps jamming the mechanism.有个零件松了经常卡住机器。
The valve has jammed shut.阀门给卡住了打不开。
He jammed the door open with a piece of wood.他用一块木头卡住门让它开着。
3.[t][i]塞入；塞进；挤进to put sb/sth into a small space where there is very little room to move
Six of us were jammed into one small car.我们六个人被塞进一辆小汽车里。
We were jammed together like sardines in a can.我们像罐头里的沙丁鱼一般紧紧挤在一起。
The cupboards were jammed full of old newspapers.橱柜里塞满了旧报纸。
Nearly 1 000 students jammed into the hall.近 1 000 名学生挤到礼堂里。
4.[t]~ sth (up) (with sb/sth)挤满；塞紧to fill sth with a large number of people or things so that it is unable to function as it should
Viewers jammed the switchboard with complaints.打电话投诉的观众使总机应接不暇。
5.[t]~ sth（发射无线电波）干扰to send out radio signals to prevent another radio broadcast from being heard
6.[i][t]~ (sth)即兴演奏to play music with other musicians in an informal way without preparing or practising first
The car skidded as he jammed on the brakes.他紧急刹车时汽车向前滑了一段路。
The car skidded as he jammed on the brakes.他紧急刹车时汽车向前滑了一段路。
If the intensity of the jamming source nearly equals to that of target's radiation, the jamming can be achieved.
干扰辐射强度近似等于目标辐射强度，即可实现干扰。
Marcus : We were jamming all day. It sure takes it out of you.
马卡斯：我们整天在制果酱，这工作实在使人疲乏。
Jamming on the brake, he pulled a young walnut seedling out of his cold frame and asked me if I knew which one it was.
他急踩刹车，从玻璃温室中拿出一株幼小的胡桃树苗，问我是否知道它是哪种树苗。
It had a programmable INS guidance system and an analog radar seeker with some anti-jamming capabilities.
它有一个可编程惯导系统和一个可以对抗一定噪声干扰的模拟式雷达引导头。
Gen. Stanley McChrystal told reporters at the Pentagon that the jamming devices had not hurt U. S. troops on the battlefield thus far.
StanleyMcChrystal少校在五角大楼告诉记者们，这些干扰器至今并没有破坏美军部队的行动。
Unfortunately, the enemy is equipped with a jamming unit, so we expect radar effectiveness to be reduced.
不幸的是，敌人拥有雷达干扰，所以我们的雷达效能将有所降低。
The answer seems to be that their bodies are simultaneously jamming down hard on both the accelerator and the brake.
这看上去似乎他们的身体在同时地猛踩油门和刹车。
Deceive jamming is one of jamming methods to SAR. But it is hard to put into practice for big amount of computation.
欺骗式干扰是对合成孔径雷达的干扰方式之一，由于计算量大，因此很难实施。
The design concept of a radar deceptive jamming modulator is presented, and its implementation structure based on FPGA is put forward.
提出了一种雷达欺骗干扰信号调制器的设计方案，给出了其在可编程门阵列（FPGA）中的实现结构。
One jamming technique was to blind the other's radar receiver by transmitting noise, pulse bars ( "railings" ) or other disruptive patterns.
其中一种干扰技术是向对方的雷达接收器发送噪音，光栅或其他形式的杂波使其瞎掉。
AWACS Thunderhead Don't let the jamming confuse you. Repeat; don't let the enemy's jamming confuse you.
别让干扰信号把你弄糊涂了。重复，别让敌人的干扰信号把你弄晕了。
And all of this has been held back to date by plate undulation which caused plate jamming such that there was a temporary delay in Asia.
而且所有这些被导致板块之间卡住了的板块波动抑制至今，因此在亚洲有一个暂时的延迟。
The ideological purity of their music, however, precluded any sort of jamming.
然而他们音乐思想上的纯粹性，阻断了任何其他干扰。
If the jamming is only intermittent, then nodes are able to exchange messages periodically, but not consistently.
如果干扰，然后只断断续续节点能完成定期交换讯息，但不会长久。
Uses the automobile to be able to cause the jamming, the hindrance fire fighting, the rescue, rescues the activity.
使用汽车会引起堵塞，妨碍灭火、救援、救护活动。
The utility model provides a fixing device for a window screen, which is composed of a clamping slot and a flexible pipe for jamming.
本实用新型提供的是一种窗纱固定装置。它是由夹紧槽、挤紧软管组成的。
It was heavily concerned with jamming, spoofing, and intercepting and analyzing the enemy's radar signals.
常用的伎俩有干扰，拐骗以及截取并分析敌方的雷达旌旗灯号。
The partial band noise jamming is a very common sort of jamming.
而部分频带干扰是一种常见的干扰类型。
The result of experiment showed that trigger pulses are very stable and it has better anti-jamming and great phase sequence self-adapting .
试验结果表明，该电路产生的触发脉冲稳定性好，相序自适应，抗干扰能力强。
Infrared active fraudulent jamming is one of the most effective methods for antagonizing the threat of infrared point-source guided missile.
红外有源欺骗式干扰机是对付红外点源制导导弹的有效手段之一。
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