往返

gōng gòng qì chē měi rì wǎng fǎn qī cì

公共汽车每日往返七次。

The bus makes seven round trips every day.

dà lián hé shàng hǎi zhī jiān yǒu lún chuán wǎng fǎn

大连和上海之间有轮船往返。

Passenger ships travel between Dalian and Shanghai.

wǎng fǎn yào liǎng gè xiǎo shí

往返要两个小时。

It takes two hours to go there and back.

wǎng fǎn yùn fèi

往返运费

freight out and home

wǎng fǎn háng chéng

往返航程

round voyage

wǎng fǎn bēn bō

往返奔波

ceaselessly come and go