Periostea
periosteum的复数
🗣️ 情景例句
Leave well enough alone.
得过且过，见好就收。
You should wear a lightweight suit, It's hot today.
你应该穿一套薄一点的套装，因为今天很热。
The lake was not a natural one, but a man-made reservoir.
这不是一个天然湖泊，是一座人工修建的水库。