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
Everyone has a skeleton in his closet.
人人都有不可告人之事。
Has this seat number started boarding?
这个座位号已开始登机了吗？
The radio says that it may stop raining later.
广播说晚些时候雨可能会停。”