Traditional display

老掉牙

lǎo diào yá

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释义

1. obsolete
2. out of date

老掉牙 的构成词

• 掉 掉 diào: to fall
• 牙 牙 yá: tooth
• 老 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