past participle ofbe (be 的过去分词)
used to mean "visited" or "travelled",去…参观过;到过…旅游
I've never been to Kenya, but I hope to visit it next year.我从未去过肯尼亚,我希望明年去看看。
"Have you ever been there before?" - "Yes, I've been twice."
used as the past participle of "go" when the action referred to is finished(作为 go 的过去分词,表示动作完成)
She's been to the hairdresser's (= and now she has returned).她去过理发店了。
Do you need to go to the bathroom, or have you already been?你需要去洗手间吗?还是说你刚去过了?
UK used to mean "arrived"来过;到过
The postman hasn't been yet.邮递员还没来。
The doctor's just been (= has arrived and left).医生刚才来过。