Opercula
operculum的复数
🗣️ 情景例句
I didn't want to play charades,
我不想玩哑谜，
How long could the buyer expect your product to last?
购买者期望你们产品的使用期是多久呢？
found a brother who was thought to have been killed twenty years before.
巴斯曼如何找到了据信已在20年前死去的兄弟的事。