Nccam
abbr. National Center for Complementary and Alternative Medicine 全国补药和选择性药物中心
🗣️ 情景例句
Good luck, Son.
祝你好运 ，孩子。
He tries to button his own shirt,but he can't do it.
他试着扣好他的自己的衬衫，但是他不能做到。
She also likes them to borrow the books. But she is very strict.
她也喜欢他们来借书。但她对大家非常严格。