Plumb bob
[机] 铅锤
🧩 词语组成解析
bob
[[bɔb]]
vt. 剪短, 敲击\\nvi. 振动, 上下跳动\\nn. 短发, 悬挂的饰品, 浮子, 摆动, 轻敲, 5便士
🗣️ 情景例句
I'd like to live in the city,
我也喜欢住在城市，
It is good to learn at another man's cost.
前车之覆，后车之鉴。
So we had to find another way back.
因此我们得另找路回来。