Holothuriidae
海参科
🗣️ 情景例句
Yes, sir.
是的 ，先生。
That man is a teacher,isn't he?
那个人是位教员，对不对？
The girl, tears streaming down her face, begged to be allowed to slip into the guard's van.
女孩泪流满面，央求让她不声不响地到押车员车厢里去算了。