Concave line
[计] 凹线
🧩 词语组成解析
concave
['kɔn'keiv]
n. 凹面，成凹形;
adj. 凹的;
vt. 使成凹形;
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
Well, it depends. Do you own any other property?
嗯， 这还要看情 。你们拥有其他什么财产吗
But wouldn't you like to spend an extra day or two here?
你们不愿意在北京多待一天吗？
The last note said: 'I am 100 per cent honest now!'
“我现在是一个100%的诚实人了！”