Fluorinetherapy
氟疗法
🗣️ 情景例句
No. I'm scared to death.
不。我害怕得要命。
Martha will expect you to come by at six o'clock for dinner.
玛莎以为你在六点以前会来吃晚饭。
Check the prices before you decide whether to buy one.
先把价格核对一下，再决定该不该买。