one by one 后面是单数还是复数

问题描述

精选答案

one by one 后面是单数。

中文意思是“一个接一个的……”例如，在消防演练过程中，当假设的火情发生时，一个接一个学生在老师指导下有秩序离开教室。During the fire drill, when a hypothetical fire occurs, one by one student leaves the classroom in an orderly manner under the guidance of the teacher.