Concaves
(concave 的复数) a. 凹的\\n[医] 凹的, 凹面的
🗣️ 情景例句
Come on, Richard. Get up. Let's go.
好啦 Richard。起来。走吧。
If one desires to succeed in anything, he must pay the price.
如果想做成点事，就得付出代价一干。
The nurse assisted the doctor in the operating room.
护士在手术室协助医生动手术。