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 must tell you it's the best party I've ever had.
我一点要说，我从没去过这么出色的舞会。
Wouldn't I love to be in North Carolina right now!
我现在多么想在北卡罗来纳洲啊！
What are those?
那些是什么？