慘淡經營

cǎndànjīngyíng

keep (an enterprise, etc.) going by painstaking effort; take great pains to carry on one's work under difficult circumstances

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can3 dan4 jing1 ying2

to manage by painstaking effort (idiom)

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慘淡經營|惨淡经营 [cǎn dàn jīng yíng] ► to manage by painstaking effort (idiom)