C.
成人 Adult Edu[医] 接触; 接触人, 以, 用, 和, 居里(放射性强度单位), 卡
🗣️ 情景例句
Don't stand on ceremony, make yourself at home.
别客气，随便吃。
With only a few facts, Holmes could hypothesize the explanation.
仅凭少许的事实，福尔摩斯就能推理该事件了。
Here's your umbrella and your coat.
这是您的伞和大衣