她头两次的化学作业都没有交，这使她开始这门课时成绩就不合格。

She didn't hand in her first two assignments for chemistry, which started her out in the class with a failing grade.

youdao

她胃中的药物足够毒死她两次的。

There was enough of the drug in her stomach to kill her twice over.

《牛津词典》

你需要做一年两次的常规检查。

You will need to have a routine biannual examination.

《柯林斯英汉双解大词典》

And I'm holding meetings twice a day with the engineers and pushing them to move faster and come up with better quality search services.

类似的会议一天两次,督促他们加快开发进度，开发出更高质量的搜索引擎。

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

I'm going to talk a little bit about its publishing history, its compositional history, actually, at the end of my two lectures on the novel.

我打算在讲这部小说的最后两次课上，略微谈一点关于这部小说的出版历史，实际上也是创作历史。

耶鲁公开课 - 1945年后的美国小说课程节选

To attend these lectures in sections-- more on that in a moment; to submit 9 problem sets, take two quizzes and ultimately design a final project.

每节课都要来参加-,这个一会儿再解释，做完九套习题，参加两次测验，最后设计好期末的大作业。

哈佛公开课 - 计算机科学课程节选