Plumb line
铅垂线
🧩 词语组成解析
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;
🗣️ 情景例句
I would like to thank my family
我要感谢我的家人
Example is better than precept.
言教不如身教。
What was the order number?
订单号码多少？