Nih
abbr. 国家卫生研究所（National Institutes of Health）
🗣️ 情景例句
Your buildings are very large, aren't they?
你们的厂房很大，对吗？
No,I can't .
不，我不能。
In fact, I was a bit frightened and didn't know what we should do.
事实上我有点害怕，不知道我们该怎么办。