Epitheca
[植]上壳, [动]上壳, 外鞘(腔肠动物)
🗣️ 情景例句
Littering is a serious offense in some countries.
乱扔垃圾在某些国家是严重的违法。
The theory may hold water.
这理论可能行得通。
The reason lies in its gravity.
其原因在于月球的重力。