v (1)把……塞(挤)进(press or squeeze tightly into a space)[尤 pass：T+n+prep(between/in/under);T+n+adv(in)]：～between two fat women 挤在两个胖女人之间;a boat～med in the ice 被夹在冰中的小船;～three apples in one's pocket/one's clothes into a small suitcase 往口袋里塞三个苹果/把衣服塞进小箱子中;The river was～med with logs. 河里漂挤着圆木。The bus was so full that I was～med in and couldn't move. 公共汽车上人太多了，我被挤得动弹不得。〖同〗 press，crowd;

(2)堵(塞)住，阻塞(crowd or be crowded full)[T+n，T+n+adv(up)]：～a road/a street/the traffic 堵塞道路/街道/交通;a room～med full of people and luggage 挤满了人和行李的房间;The hall was～med with people. 大厅中挤满了人。a river～med up with logs 河上堵满圆木;〖同〗crowd，overcrowd ;

(3)(使)卡(轧)住((cause to) become fixed or stuck)[I，T+n，T+n+adv(up)]：The gun/key has～med. 枪卡壳了/钥匙卡住了。～an access road 卡住岔道;There was something～ming (up) the lock. 有什么东西卡住了锁。〖同〗block，stick，suspend;

(4)干扰(interfere with by emitting signals of similar wavelength)[T+n]：～the guerrilla's transmissions/the enemy's stations 干扰游击队电台的发射/敌台的广播;

jam on(v adv)急刹车(vt)： The driver～med on the brakes but failed to stop in time. 司机急刹车，但是没有及时停住。

n (1) 拥挤的人群，堵塞物(mass of people or things jammed together so that they cannot move freely)[C]：get caught in a traffic～交通堵塞;a log-～on a river 河上拥塞的圆木;〖同〗crowd，throng，pack，flock;

(2)困(窘)境(difficult or embarrassing situation)[C](infml)：be in/get into a～处于/陷入困境;get out of a～摆脱困境;〖同〗 fix，trouble，mess