Enveloping line
[化] 包络线
🧩 词语组成解析
v. 包围, 笼罩, 包住( envelop的现在分词 )
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
We've known each other since we were children.
我们从小就认识。
If you can't remember, just try to guess.
假如你想不起来，就猜一猜看。
Which shop?
哪个商店？