jam

詞型變化：

名詞:jammer 動詞過去式:jammed 過去分詞:jammed 現在分詞:jamming 第三人稱單數:jams 形容詞:jammable

詞意辨析：

press, jam, squeeze, compress, squash

這些動詞均含“壓、擠”之意。
press: 普通用詞，指一個物體在另一個物體上加壓力。
jam: 專指四面八方都壓緊或塞滿。
squeeze: 多指從兩面或多面施加壓力來壓緊、壓碎或壓出水來。
compress: 指把某些東西壓在一起或使占有較小空間。
squash: 指某物受力被壓偏或壓碎。也指塞擠。

字典網

英文解釋：

名詞 jam:

1. preserve of crushed fruit
2. informal terms for a difficult situation
   同義詞：fix, hole, mess, muddle, pickle, kettle of fish
3. a dense crowd of people
   同義詞：crush, press
4. deliberate radiation or reflection of electromagnetic energy for the purpose of disrupting enemy use of electronic devices or systems
   同義詞：jamming, electronic jamming

動詞 jam:

1. press tightly together or cram
   同義詞：throng, mob, pack, pile
2. push down forcibly
3. crush or bruise
   同義詞：crush
4. interfere with or prevent the reception of signals
   同義詞：block
5. get stuck and immobilized
6. crowd or pack to capacity
   同義詞：jampack, ram, chock up, cram, wad
7. block passage through
   同義詞：obstruct, obturate, impede, occlude, block, close up

中英例句：

1. The key turned halfway and then jammed.
   鑰匙轉了一半就卡住了。
2. How am I going to get out of this jam?
   我怎樣才能擺脫困境呢？
3. The holiday traffic is jamming the roads.
   假日的車輛堵塞了交通。
4. He spread some apple jam on the bread.
   他在麵包上塗上蘋果醬。
5. The government tried to jam the guerrillas' telecommunication.
   政府設法干擾游擊隊的無線電通訊。
6. Traffic jams in the town happen everyday.
   城裡的交通天天堵塞。