Nbcs
[医][=newborn calf serum]新生牛血清
🗣️ 情景例句
You're on the day shift now.
你现在上白班。
A hen is on her eggs.
母鸡蹲在它的蛋上。
Most children have such a high ideal of their parents,
大多数孩子对父母估价过高，