And why I'm hesitating is, in the early days of the 20th century, the Nobels were first given in 1901.

让我犹豫的是，在20世纪的早期，诺贝尔奖在1901年才开始颁发。

麻省理工公开课 - 固态化学导论课程节选

Fascinated, she came into the shadows and ascended creaking steps, hesitating on each one.

她很好奇，带着咯吱声地一步步登上台阶，每一布都充满了犹豫。

耶鲁公开课 - 1945年后的美国小说课程节选

But if my students can catch me making a mistake, it means they are following it and they are not hesitating to tell me.

如果我的学生能发现我犯的错误,这证明你们确实在听课,并且愿意直言不讳

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