Castoridae
[动]河狸科
🗣️ 情景例句
Where's my husband?
我丈夫怎么还没来？
This is a receipt.
这是一张收据。
The first essential in elephant training is to assign to the animal a single mahout who will be entirely responsible for the job.
驯象中至关重要的是指派一名专门的驯象员，全面负责这项工作。