Polar line
极线
🧩 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
Jogging is good for your health.
慢跑有利于你的健康。
I don't mind staying up late.
我不在乎熬夜。
I tried losing weight, but nothing worked.
我曾试着减肥，但是毫无效果。