独木不成林 dúmùbùchénglín one person alone cannot achieve much Origin Definitions Defs Strokes Stroke Words Sentences Sents 单丝不成线，独木不成林 dānsībùchéngxiàndúmùbùchénglín one person cannot do it alone A single strand of silk does not make a thread, and a single tree does not make a forest; one person cannot achieve much without the help or cooperation of others