磨穿铁砚

mó chuān tiě yàn

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释义

  1. 1. to grind one's way through an ink stone
  2. 2. to persevere in a difficult task (idiom)
  3. 3. to study diligently (idiom)

磨穿铁砚 的构成词

磨
mó

to rub

磨
mò

grindstone

穿
chuān

to wear

铁
tiě

iron (metal)

砚
yàn

ink-stone