今年以来，尼克就因为向另一名学生投掷椅子和不尊重教师，被塞内卡高中勒令停课两次。

This year, Nick was suspended twice for throwing a chair at another student and disrespecting teachers at Seneca High.

youdao

您肯定不希望丢失这个消息或者由于意外发送它两次。

You don't want to lose that message or to send it twice by accident.

youdao

解决办法：每天洗脸不超过两次，明智地选择你的洗面霜。

The solution: Wash skin no more than twice a day and choose your cleanser wisely.

youdao

First of all, it will only be a minute or two at a time, maybe once or twice a lecture.

首先，每次只有一两分钟，一堂课最多不超过两次。

哈佛公开课 - 幸福课课程节选

But our engineers work in a three-star hotel, not very flashy, not on the spotlight, and I only promised them to raise their salaries twice a year.

而我们的工程师在三星级酒店工作，不豪华，更不引人关注，我只承诺每年涨两次薪水。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

He says, "to succeed in many things or many times is 'difficult.' For instance, to repeat the same throw of dice 10,000 times would be impossible; whereas, to make it once or twice is comparatively easy."

他说,要成就很多事情,或成就一件事情很多次,是很困难的,比如,掷一万次骰子都得到同样的结果,是不可能的,但是,掷一两次却是相对容易的

耶鲁公开课 - 金融市场课程节选