jam

noun

1. deliberate radiation or reflection of electromagnetic energy for the purpose of disrupting enemy use of electronic devices or systems

Synonym: jammingelectronic jamming

2. preserve of crushed fruit

3. a dense crowd of people

Synonym: crushpress

4. informal terms for a difficult situation

e.g. he got into a terrible fix
he made a muddle of his marriage

Synonym: fixholemessmuddlepicklekettle of fish

verb

1. interfere with or prevent the reception of signals

e.g. Jam the Voice of America
block the signals emitted by this station

Synonym: block

2. block passage through

e.g. obstruct the path

Synonym: obstructobturateimpedeoccludeblockclose up

3. crush or bruise

e.g. jam a toe

Synonym: crush

4. crowd or pack to capacity

e.g. the theater was jampacked

Synonym: jampackramchock upcramwad

5. get stuck and immobilized

e.g. the mechanism jammed

6. push down forcibly

e.g. The driver jammed the brake pedal to the floor

7. press tightly together or cram

e.g. The crowd packed the auditorium

Synonym: throngmobpackpile

1. 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.

jam的翻译

e.g. ...home-made jam.
自制果酱

in AM, usually use 美国英语通常用jelly

2. 硬推；硬塞；使劲放
If you jam something somewhere, you push or put it there roughly.

e.g. 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。
e.g. Pete jammed his hands into his pockets.
皮特使劲把手插进口袋里。

3. （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.

e.g. The second time he fired his gun jammed...
他开第二枪时枪卡壳了。
e.g. A rope jammed the boat's propeller...
一根绳子卡住了船的螺旋桨。

4. （车辆）堵住，堵塞（道路）
If vehicles jam a road, there are so many of them that they cannot move.

e.g. Hundreds of departing motorists jammed the roads.
数百名打算驾车离开的司机堵住了道路。

Jam
Trucks sat in a jam for ten hours waiting to cross the bridge.
等待过桥的卡车堵了10个小时。jammed
Nearby roads and the dirt track to the beach were jammed with cars.
附近通往海滩的公路和土路全都堵满了汽车。

5. （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.

e.g. Hundreds of people jammed the boardwalk to watch...
数百人挤在木板人行道上观看。
e.g. 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。

jammed
The stadium was jammed and they had to turn away hundreds of disappointed fans.
体育场里观众爆满，他们不得不将几百名失望的球迷拒之门外。

6. 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.

e.g. 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。

Jamming
The plane is used for electronic jamming and radar detection.
这架飞机用于进行电子干扰和雷达探测。

7. 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.

e.g. 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。
e.g. 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。

8. 陷入困境
If someone is in a jam, they are in a very difficult situation.

e.g. 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。

9. （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.

e.g. He was jamming with his saxophone.
他在即兴吹奏萨克斯管。

Jam
...a free-form jazz jam.
随性的爵士乐即兴演出
...a jam session.
即兴演奏环节

10. see also: traffic jam

1. 困境：在<>(Jam)的MTV中,杰克逊与篮坛飞人乔丹一边打篮球一边跳舞,而在另一支以古埃及为背景的MTV<>(Remember the Time)中,喜剧明星艾迪.墨菲扮演埃及国王,他那冷艳迷人的王后面对能歌善舞的杰克逊早已乱了分寸,

2. 堵塞：同~am串记:假冒(sham)火腿(ham)果酱(jam)夹(ja~谐音),堵塞(jam)大水坝(dam). 同~an串记:罐头(can)看,黑(tan)象碳. 盘子(pan)盘,男人(man)蛮,禁令(ban)颁. 带蓬货车(van)布是帆,扇子(fan)煽动是要反--押韵的尾字均为相应单词谐音.

3.

3. 卡住：电影里没说卡壳, 只是卡住(Jam)了. 卡壳是指弹壳没能从枪里面抛出来, 造成射击循环中断的故障. 电影里面是指弹匣沾了血, 血凝固厚把弹匣里面的子弹粘住了, 子弹弹不上来. 拉动枪栓的时候, 枪栓推不到子弹, 造成了不上弹的故障.

4. jam：jammat al muslimeen; 回教团

5. jam：just a moment; 等一会儿

6. jam：junctional adhesion molecule; 连接黏附分子

7. jam：jamaica olympic association; 牙麦加奥林匹克协会