Plumb rule
n. 锤规，垂直准测规
🧩 词语组成解析
rule
[ru:l]
n. 规则，规定;统治，支配;章程;
vt.& vi. 控制，支配;判定;裁定，裁决;价格稳定;
vt. 统治;规定;管理;裁决;
vi. 统治;管辖;裁定;
🗣️ 情景例句
Let's go out and get crazy tonight.
今晚咱们出去疯玩一场吧。
Not let the grass grow under one's feet.
不失时机。
I often visited The Gables when I was boy.
我小时候常去“山墙庄园”作客。