Concavoconcave
[医] 对凹的, 双凹的
🗣️ 情景例句
You'll see a stop sign.
会看到有个停车再开标 。
Do you have anything to declare?
你有东西要申报关税吗？
and the trunk eventually becomes so sore that the elephant curls it up and seldom afterwards uses it for offensive purposes.
象鼻子最后疼得卷了起来，以后它就很少用鼻子去进攻了。