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must (EN)
动词,名词

动词 “must”

must(只有一种形式)
  1. 必须
    You must wear a helmet to ride the bike safely.
  2. 一定
    She must know the answer, she studied all night.

名词 “must”

must,复 musts
  1. 必需品
    For a successful cake, precise measurements are a must.