这一封来函,一封去信,轮流地在他桌上妆点着.These two pieces of incoming and outgoing mail alternately adorned his desk.你们二人轮流地看守这位病人.You two will stay with the sick person by turns.每个学生都轮流地读那首诗.Each of the pupils in turn read the poem aloud....

“轮流地”的英语可以翻译为：in rotation，by turns，in turn...