Nasw
[医][=National Association of Science Writers]全国科学作家协会
🗣️ 情景例句
Uh-oh.
啊哈。
I know the boy whose father is a college president.
我知道那个男孩的父亲是大学校长。
Bison were killed for their meat, while their fur provided warm clothing during cold winters.
他们杀野牛，吃野牛肉，用野牛毛皮制成冬季御寒的衣服。