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
If you don't give me a better price, I won't buy this.
如果价格不更优惠些，我是不会买的。
Poverty is not a shame, but the being ashamed of it is.
贫非耻，耻贫乃耻。
Are you coming on Saturday?
你星期六来吗？