需要是发明之母 xūyàoshìfāmíngzhīmǔ necessity Definitions Defs Origin Strokes Stroke Words Sentences Sents 需要是发明之母 (需要是發明之母) xūyàoshìfāmíngzhīmǔ necessity Necessity is the mother of invention (European proverb). Sources Definitions CC-CEDICT
需要是发明之母 (需要是發明之母) xūyàoshìfāmíngzhīmǔ necessity Necessity is the mother of invention (European proverb). Sources Definitions CC-CEDICT
