One day in class, the teacher held up an apple.

一天在课堂上，老师举起一个苹果。

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One day in class, the teacher told everyone to turn to a blank sheet of paper in their notebooks.

一天，在课堂上，老师叫大家完成一个小任务--把笔记本翻到一张空白页。

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One day in class, it was towards the end of the year, she said, "Did I ever show you guys my trick?"

学期快结束的一天，爱波伦丝太太忽然说：“我给你们表演过我的小把戏吗？”

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And he--one day this boy showed up in the class-- this was during Vichy, about 1943, maybe it's '44, and he's new and he's not different, he's just not from there.

他,有一天班里来了个新同学,当时是维西政府时期,1943年,也可能44年,他是新来的也没什么特别之处,只是不是当地人

耶鲁公开课 - 1871年后的法国课程节选

Healy stopped Brewster in the hallway one day after class, with the seedling of an idea for selling electricity back to a grid, something he had chewed over with his father.

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When 6-foot-9, 275-pound freshman Dajuan Coleman strolled into a session near the end of the regular season, Hopkins reached up and wrapped an arm around Coleman's neck and asked him to tell him one thing he had learned that day in class.

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Opener Cosgrove made 1, 187 runs in first-class cricket this season, plus 959 in one-day cricket, pipping Tom Maynard and Jim Allenby to the player of the year award.

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