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
What's the exchange rate today?
今天的兑换比率是多少？
Misforunes come on horseback and go away on foot.
遭灾易，消灾难。
The men got such a fright that they dropped the bag and ran away.
这两个人吓了一跳，扔下提包逃跑了。