Procoelous
[医] 前凹的
🗣️ 情景例句
If you watch carefully you will see how to do it.
你若细心观察，就会知道怎么做这件事。
See you next time.
下次见。
She serves as an impressive reminder of the great ships of past.
它给人们留下深刻的印象，使人们回忆起历史上的巨型帆船，