Nih
abbr. 国家卫生研究所（National Institutes of Health）
🗣️ 情景例句
Yes. I know I must seem silly.
是的，我知道我看来一定很可笑。
How did you do it?
你是怎样达成它的？
One year for our birthday Mom gave us both a T-shirt two green T-shirts!
有一年过生日，妈妈送给我俩各一件T恤衫--两件绿的T恤衫。