all of a sudden

副词 adv.
中文释义
美 /ˌɔl əv ə ˈsʌdən/

英文释义

副词 adv.
  1. Suddenly, quickly, without warning. colloquial,not-comparable
    — All of a sudden I felt very hot and tired.

词形变化

all of the sudden alternative all the sudden alternative all on a sudden alternative,Scotland of a sudden alternative on a sudden alternative,obsolete upon a sudden alternative,obsolete
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