无功而返

wú gōng ér fǎn

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释义

  1. 1. to return without any achievement (idiom); to go home with one's tail between one's legs

无功而返 的构成词

功
gōng

meritorious deed or service

无
wú

not to have

而
ér

and

返
fǎn

to return (to)