at once

副词 adv.
中文释义
英 /ət ˈwʌns/   

英文释义

副词 adv.
  1. At the same time; simultaneously; together. not-comparable
    — Can you pat your head and rub your belly at once? He tried to eat four cookies at once.
  2. Immediately; now; right away. not-comparable
    — Tell the doctor to come at once. She is having a baby.
  3. In one group; together. not-comparable,obsolete
    — And they all atonce begane to make excuſe. The fyrſt ſayd vnto him: I have bought a ferme / and I muſt nedes goo and ſe it / I praye the have me excuſed.

词形变化

attonce alternative

词源

From Middle English at ones, equivalent to at + once.
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