Enamel contour line
[医] 釉质外廓线
🧩 词语组成解析
enamel
[i'næməl]
n. 搪瓷;珐琅;指甲油;
vt. 给…上珐琅;在…涂瓷漆;
contour
['kɔntuə]
n. 外形，轮廓;（地图上表示相同海拔各点的）等高线;概要;电路;
vt. 画轮廓（等高线）;
adj. 显示轮廓的;
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
How are you?
好吗？
That is why we have asked you to come tonight.
这也就是我们今晚请你们来的原因。
It is fairly clear that sleeping period must have some function,
很清楚，睡眠必然具有某种作用。