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Jyutping ceoi4 si4 doi6 ming6
Pinyin suí shí dài mìng

Definitions (CC-CEDICT)
  1. on call
  2. always available
  3. ready at all times
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    国际救难队伍随时待命准备前往日本。
    國際救難隊伍隨時待命準備前往日本。
    guó jì jiù nán duì wǔ suí shí dài mìng zhǔn bèi qián wǎng rì běn 。
    • National rescue teams are on standby ready to fly to Japan.
    • International rescue teams are at the ready to fly to Japan.