Archaeoceti
古鲸亚目
🗣️ 情景例句
What grade are you in?
你在几年级？
His heart cannot be pure whose tongue is not clear.
嘴不净者心不纯。
They were climbing up the wall of the house and then on to the leaves of the tree.
它们正在顺着房子的外墙往上爬，然后爬上树叶。