Gravity line
[化] 自流管
🧩 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'll do it. I'll talk to them.
我来做， 我去跟他们谈一谈。
Mr. Smith is still in his forties.
史密斯先生才四十几岁。
Tazieff has often risked his life in this way.
塔捷耶夫经常冒这样的生命危险。