one-year-old

名词 n. 形容词 adj.
中文释义

英文释义

名词 n.
  1. A child or animal that is one year of age.
形容词 adj.
  1. Having lived or existed for one year. not-comparable
    — a one-year-old car

词形变化

one-year-olds plural

词源

词源 1
From one + year + old.
词源 2
From one + year + old.
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