来回

来回 [lái huí]

1. ■ （往复一次） make a round trip; make a return journey; go to a place and come back:

打来回儿 make a round trip;

从我家到学校来回要走半小时。 It takes half an hour to go on foot from my home to my school and back.

2. ■ （往复多次） back and forth; to and fro:

来回摇摆 oscillate; vacillate;

他在游泳池里游了5个来回。 He swam back and forth five times up and down the swimming pool.

3. ■ （周期; 循环） cycle

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常用词组

1. ■ 来回飞行 round-trip flight;

2. ■ 来回票 return ticket; round-trip ticket