once or twice

once or twice 如同 one or two 一样, 并不是精确地表示“一次或两次”, 而是模糊地表示 “a few times (but not very often)”。例如:

1. She had been to London once or twice. 她去过几次伦敦。

2. I have only spoken to her once or twice. 我只跟她说过不几次话。

[参见 time(one time/two times)]