宝刀不老

bǎo dāo bù lǎo

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定義

  1. 1. lit. a good sword always remains sharp (idiom)
  2. 2. fig. (of one's skills etc) to be as good as ever

宝刀不老 の構成語

不
bù

no; not so

刀
dāo

knife

宝
bǎo

jewel

老
lǎo

prefix used before the surname of a person or a numeral indicating the order of birth of the children in a family or to indicate affection or familiarity