Isoprofit line
[经] 等利润线
🧩 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
She was still beautiful at the age of forty.
她活到四十岁仍然很美。
I've spoken English all my life.
我一辈子说英语。
They're both fine,too. What about your family?
他们也都很好。你的家人好吗？