- N-MASS 果酱
Jam is a thick sweet food that is made by cooking fruit with a large amount of sugar, and that is usually spread on bread.
- ...home-made jam.
自制果酱
in AM, usually use 美国英语通常用jelly
- VERB 硬推;硬塞;使劲放
If you jam something somewhere, you push or put it there roughly.
- He picked his cap up off the ground and jammed it on his head...
他从地上捡起帽子,猛地扣到头上。 - Pete jammed his hands into his pockets.
皮特使劲把手插进口袋里。
- V-ERG (机器)卡住;使卡住;(使)不能运转
If something such as a part of a machine jams, or if something jams it, the part becomes fixed in position and is unable to move freely or work properly.
- The second time he fired his gun jammed...
他开第二枪时枪卡壳了。 - A rope jammed the boat's propeller...
一根绳子卡住了船的螺旋桨。 - Cracks appeared in the wall and a door jammed shut...
墙上出现了裂缝,一扇门卡住打不开了。 - The intake valve was jammed open...
进气阀卡住了,关不上。 - Every few minutes the motor cut out as the machinery became jammed.
机器老是卡住,马达隔不了几分钟就突然熄火。
- VERB (车辆)堵住,堵塞(道路)
If vehicles jam a road, there are so many of them that they cannot move.
- Hundreds of departing motorists jammed the roads.
数百名打算驾车离开的司机堵住了道路。
- VERB (人)塞进,挤进
If a lot of people jam a place, or jam into a place, they are pressed tightly together so that they can hardly move.
- Hundreds of people jammed the boardwalk to watch...
数百人挤在木板人行道上观看。 - They jammed into buses provided by the Red Cross and headed for safety.
他们挤上红十字会派来的巴士前往安全的地方。
- VERB 干扰(无线电或电子信号)
To jam a radio or electronic signal means to interfere with it and prevent it from being received or heard clearly.
- They will try to jam the transmissions electronically.
他们会试图用电子信号对发射进行干扰。
- VERB 使(电话总机)应接不暇;使(电话线)过于繁忙
If callers are jamming telephone lines, there are so many callers that the people answering the telephones find it difficult to deal with them all.
- Hundreds of callers jammed the BBC switchboard for more than an hour...
在一个多小时内,成百上千的来电使得英国广播公司的总机应接不暇。 - The telephone exchange has been jammed all day with people wanting to buy season tickets.
很多人想买季票,电话总机一天到晚忙个不停。
- N-SING 陷入困境
If someone is in a jam, they are in a very difficult situation.
- They were in a real jam, Bob thought glumly.
他们确实遇上麻烦了,鲍勃闷闷不乐地想。
- VERB (爵士乐手或摇滚乐手)即兴演奏
When jazz or rock musicians are jamming, they are informally playing music that has not been written down or planned in advance.
- He was jamming with his saxophone.
他在即兴吹奏萨克斯管。
- See also: traffic jam