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
What you say makes no sense.
你说的话毫无道理。
I fear the Greeks, even when bringing gifts.
敌人献礼品，千万莫轻信。
There is some difference between the twins.
这对双胞胎有点儿不一样。