汉英词典
Chinese-English Dictionary
MEANING OF 刀不磨要生锈,人不学要落后
a blade will get rusty if it is not sharpened; a man will fall behind if he doesn't study (idiom)
dāo bù/bú mó/mò yào/yāo shēng () xiù rén () xué luò/là () hòu
EXAMPLE SENTENCES