Plumb-line sign（）：n. - 完整释义与助记

🧩 词语组成解析

plumb [plʌm]

vt. 使垂直;用测铅测;探索; adj. 垂直的; adv. 恰恰，正;垂直地; vi. 做管道工; n. 铅锤，测锤;

plumb=lead铅 → 铅做得工具 → 铅锤

line [laɪn]

n. 线条;排;行列;界线; vt. 排队;用线标出;沿…排列成行;给…安衬里; vi. 形成一层;排队;击出平直球;

sign [saɪn]

n. 符号;手势;迹象;指示牌; vt.& vi. 签名;打手势;

sign(mark)→记号；征兆；签字；做手势；表示

is that you have us.

就是有我们帮助。

Have you offered him any candy?

你给他糖果吗？

I'm afraid it is quite common that people steal things from their workplace.

恐怕人们在工作场所偷东西是相当普遍的。

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