Pakicetus
巴基鲸属\\n巴基鲸（一种古生物）
🗣️ 情景例句
Hello.
哈啰。
I subscribed to a lot of periodicals last year.
去年我订了许多期刊。
It is now being used indifferently for both.
人们现在正漫不经心地把知识用于这两个方面，