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jam

美 [dʒæm]
英 [dʒæm]
  • n.果酱;堵塞;拥挤;卡住(因而发生故障)
  • v.使劲(往某处)挤(或压、塞);不能动弹;塞入;塞进
  • 网络阻塞;困境;干扰
复数:jams  过去式:jammed  现在分词:jamming  
jam
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n.
甜食sweet food
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
人多;车多many people/vehicles
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。
机器machine
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。
IDM
be in a jam
(informal)
陷入困境to be in a difficult situation
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。
jam tomorrow
(informal)
可望而不可即的美好未来;许而不予的好东西good things that are promised for the future but never happen
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。
v.
用力推push with force
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。
停止移动╱运转stop moving/working
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。
塞进put into small space
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。
挤满人╱物fill with people/things
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。
无线电广播radio broadcast
5.
[t]
~ sth
(发射无线电波)干扰to send out radio signals to prevent another radio broadcast from being heard
演奏音乐play music
6.
[i][t]
~ (sth)
即兴演奏to play music with other musicians in an informal way without preparing or practising first
IDM
The car skidded as he jammed on the brakes.
他紧急刹车时汽车向前滑了一段路。
jam on the brake(s)|jam the brake(s) on
猛踩刹车to operate the brakes on a vehicle suddenly and with force
The car skidded as he jammed on the brakes.
他紧急刹车时汽车向前滑了一段路。

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