Demonstration jacks
[计] 检验塞孔
🧩 词语组成解析
n. 抓子游戏；家伙；小伙子（jack的复数）
🗣️ 情景例句
You say that many big companies act unscrupulously, but can you give me one example?
你说许多大公司不择手段，你能举个例子吗？
You cannot have two forenoons in the same day.
一日之中不可能有两个上午。
The doctor examined the soldier's wound carefully.
大夫仔细检查了战士的伤口。