必备 (bì bèi) — essential, necessary

必备 (bìbèi) is a written/formal adjective meaning 'essential, indispensable' — stronger than 必须 in tone, used as a set modifier before nouns (必备物品, 必备条件). Common in instructions, manuals, and formal writing rather than daily speech.

adjective
essentialnecessary

예문

  • 必备
    Zhè běn zhǐ nán shì lǚ xíng zhě de bì bèi wù pǐn.
    This guidebook is an essential item for travelers.
  • 必备
    Chū mén dài hù zhào shì bì bèi de bù zhòu.
    Taking your passport when going out is a necessary step.
  • 必备
    Ān quán shè bèi zài gōng dì shàng shì bì bèi pèi zhì.
    Safety equipment is an essential configuration on construction sites.
수록된 곳

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