- 1. each other; mutual
- ♦ 学生~批改作业。 Students corrected each other's papers.
- ♦ ~校订译文 check each other's translations
- 2. alternately; in turn
- ♦ 两种策略~使用 use the two tactics alternately
- ♦ 他两手~地抓住野藤爬上崖顶。 Holding on to the creepers, he climbed hand over hand to the top of the cliff.