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
But I need some information.
但我需要一些资料。
When an opportunity is neglected,it never comes back to you.
机不可失，时不再来；机会一过，永不再来。
He suggests you leave here at once.
他建议你立刻离开这儿。