Concave line label
[计] 凹线标号
🧩 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;
label
['lebl]
n. 标签;称标记，符号;[建] 门或窗户上面的线脚;
vt. 贴标签于;把…称为;把…列为;[化]用放射性元素使（元素或原子等）示踪;
🗣️ 情景例句
Just sketching.
只是画些草图。
What would you have done last night if you hadn't had to study?
如果昨晚你不必学习你会做什么？
What will you do if you win a lot of money?
要是你赢了许多钱，你打算做什么呢？