1·The jury is out on whether or not this is true.
这是否属实尚无定论。
—— 《柯林斯英汉双解大词典》
2·We're debating whether or not to go skiing this winter.
我们盘算着今年冬天是否去滑雪。
—— 《牛津词典》
3·The question arises as to whether or not he knew of the situation.
问题是，他对局势是否了解。
—— 《牛津词典》
4·Not all women have the choice whether or not to breast feed their babies.
不是所有的妇女都可以自由选择是否母乳喂养自己的婴儿。
—— 《柯林斯英汉双解大词典》
5·He was faced with the dilemma of whether or not to return to his country.
他面临着是否回国的艰难选择。
—— 《柯林斯英汉双解大词典》
6·It is debatable whether or not the shareholders were ever properly compensated.
股东们是否曾被合理补偿还存在争议。
—— 《柯林斯英汉双解大词典》
7·Today's methods of birth control make it possible for a couple to choose whether or not to have a child.
如今的节育措施使一对夫妇可以选择是否要生育孩子。
—— 《柯林斯英汉双解大词典》
8·They even know whether or not a car can enter the gate of a building.
他们甚至知道一辆汽车是否能进入建筑物的大门。
9·He would not comment on whether or not college students should change majors.
他不愿评论大学生是否应该换专业。
10·I'd appreciate it if you could let me know in advance whether or not you will come.
如果你能提前告诉我你是否会来，我将不胜感激。