One of the marching soldiers was out of step.

行进中的士兵走错了步。

youdao

At the beginning of their training, recruits must be taught marching in step.

培训开始，学员必须被教导要行军步调一致。

youdao

At the beginning of their training, recruits must be taught marching in step.

培训开始，学员必须被教导要行军步调一致。

youdao