一两次的用法和样例：
例句
-
玛丽每星期来看她的父母亲一两次。
Mary comes around to see her parents once or twice a week. -
简和她的男朋友作过一两次攀岩。她说当她在数百英尺高处朝下望时，只见脚下空荡荡的，吓得她胆战心惊。
Jane's gone rock climbing with her boyfriend once or twice. She says that it makes her hair stand on end when she looks down at hundreds of feet of empty air. -
这一点她提到了一两次。
She referred to it once or twice. -
我对那地方不大熟悉，只去过一两次。
I don't know the place well, I've only been there once or twice.
