Contrafunctional
[计] 逆函数的
🗣️ 情景例句
What kind of exercises do you like to do?
你喜欢什么锻炼方式？
When did you call?
你什么时候打电话来的？
When the balloon was over the station, the pilot saw one of the men taking photographs.
当气球飞临基地上空时，飞行员看见有一个人在拍照。