Word · CEFR B2 · Frequency #5571
jam
塞进;挤进;卡住
核心释义
to push or force something into a tight space, or to become stuck and unable to move
- 1.
使某物卡住,通常在狭小空间内
To get something stuck, often (though not necessarily) in a confined space.
- 2.
粗暴地将某物塞入空间;挤压
To brusquely force something into a space; to cram, to squeeze.
- 3.
使某物无法移动
To render something unable to move.
- 4.
造成拥堵或阻塞,常与“up”连用
To cause congestion or blockage. Often used with "up".
- 5.
通过在同一频率上发射更强信号来干扰或混淆无线电或雷达信号
To block or confuse a radio or radar signal by transmitting a more-powerful signal on the same frequency.
- 6.
将球投向或靠近击球手的手部
To throw a pitch at or near the batter's hands.
- 7.
扣篮
To dunk.
- 8.
演奏音乐(尤其是即兴或非正式的排练)
To play music (especially improvisation as a group, or an informal unrehearsed session).
- 9.
通过突然压缩手指或脚趾的尖端造成伤害
To injure a finger or toe by sudden compression of the digit's tip.
- 10.
尝试得分
To attempt to score points.
- 11.
使船只靠风如此之近,以至于上帆的一半被风压回
To bring (a vessel) so close to the wind that half her upper sails are laid aback.
堵塞;阻塞;戳伤;夹伤(手指、脚趾);即兴演奏;合奏;干扰(无线电或雷达信号);扣篮
用法In use
The printer jammed because there was too much paper in the tray.
用法提示:动词jam的过去式,表示“卡住不动”,指机器因堵塞而停止工作。
Fans jammed the stadium to watch the final match.
用法提示:动词jam的过去式,表示“挤满”,指人群密集地占据空间。
A fallen tree jammed the road, blocking all traffic.
用法提示:动词jam的过去式,表示“堵塞”,指物体阻碍通道。
jam sth into sth
也可说 jam sth in sth;强调空间狭小、动作粗暴。
She jammed the clothes into the suitcase and zipped it shut.
她把衣服硬塞进行李箱,然后拉上了拉链。
jam (up)
up 常可省略;也可作及物动词表示堵住:The accident jammed up the whole highway.
相关词与表达Connections
搭配Collocations
- jam into
- 塞进;挤进
- The fans jammed into the stadium.球迷们挤进了体育场。
- jam on the brakes
- 猛踩刹车
- He jammed on the brakes to avoid the dog.他猛踩刹车以避开那条狗。
- jam up
- 堵住;卡住
- The accident jammed up traffic for hours.事故使交通堵塞了好几个小时。
- jam a signal
- 干扰信号
- The enemy tried to jam our radar signals.敌人试图干扰我们的雷达信号。
- jam your finger
- 夹伤手指
学习提示Learner notes
记忆技巧Memory Tip
想象果酱(jam)瓶口太窄,果酱卡在瓶口挤不出来,记住jam表示“塞住、卡住、堵塞”。
语境与语域Context & Register
语域:mixed 常见场景:日常口语:描述硬塞或卡住、交通场景:描述道路或场所拥堵、家居或机械:描述门窗、机器卡住 表示“塞住、卡住、堵住”时,单独用通常属中性,口语和书面语都常见;与 up 搭配(如 jam up)表示堵住时多用于口语,语气更随意。
语法说明Grammar Note
过去式和过去分词为jammed,现在分词为jamming。
发音与拼写Pronunciation & Spelling
这些词与 jam 押韵(末尾均为 /æm/):ham、dam、ram、cram、slam、lamb。注意 lamb 中的 b 不发音。拼写类似但不押韵的词有:madam /ˈmædəm/、Islam /ɪsˈlɑːm/,它们的最后一个音节并非 /æm/。
高价值词汇High-value vocabulary
该词属于 Oxford 核心词汇,值得优先掌握常见搭配和句型。
用法优先级
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.