Nchs
[医][=National Center for Health Statistics]全国卫生统计中心，全国健康状况统计中心
🗣️ 情景例句
I feel sorry for the beggars, but I can't stand it when they teach their children how to beg.
我很同情乞丐，但我真的看不惯他们教孩子怎么样行乞。
Archeologists still can only surmise as to the origin of Man.
考古学家们对于人类的起源依然无法推测。
Well, we can't take Polly with us. Could you look after her for me while we're away?
嗯，我们不带波利去。我们不在这里时，您能帮我照料它吗？