Theca
n. 囊, 膜, 鞘\\n[医] 膜, 鞘
🗣️ 情景例句
People who don't smoke think that cigarettes stink.
不吸烟的人认为烟的味道很差。
The hippopotamus is sleeping.
河马在呼呼大睡。
he could no get his arm out.
他的胳膊反倒退不出来了。