Ifthen
如果…那么
🗣️ 情景例句
No, thank you. Please tell him to phone me when he comes back.
不了，谢谢。他回来时，请告诉他给我打个电话。
Dick is very modest about his accomplishments.
迪克对自己的业绩非常谦虚。
If it were gentle, only the more unstable rods fell.
如果地震轻微，只有不稳定的木棒倒下；