以防万一 (yǐ fáng wàn yī) — just in case; to be prepared for all contingencies; (four-character idiom) precautions against an unlikely but possible event

定義

A four-character idiom meaning 'just in case' — taking a precaution against a low-probability but possible event. Often set off by a pause or comma, or used as a standalone clause at the end of a sentence.

idiom
just in caseto be prepared for all contingencies(four-character idiom) precautions against an unlikely but possible event

例文

  • 以防万一
    Kāi chē qián zuì hǎo jiǎn chá yí xià chē, yǐ fáng wàn yī.
    Before driving, it's best to check the car, just in case.
  • 以防万一
    Wǒ duō dài le yí jiàn wài tào, yǐ fáng wàn yī.
    I brought an extra coat, just in case.
  • 以防万一
    Suī rán tiān qì hěn hǎo, tā hái shì dài le sǎn, yǐ fáng wàn yī.
    Although the weather is nice, he still brought an umbrella, just in case.

文法

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