Trickiest
a. 狡猾的( tricky的最高级 ); （形势、工作等）复杂的; 机警的; 微妙的
🗣️ 情景例句
have become good friends, haven't you?
成了好朋友，不是吗？
Has he studied French very long?
他学习法语很长时间吗？
He was married to a friend of mine.
他和我的一个朋友结了婚。