precaution

• 指为预防危险、不愉快或有害的事情而事先采取的行动；也指为避免风险或危险而保持谨慎、有预见性的品质。

A noun referring to an action taken in advance to prevent something dangerous, unpleasant, or harmful from happening, or the quality of being cautious and prudent to avoid risk or danger.

1. Preventive actionB1formal

   An action taken in advance to protect against possible danger, failure, or injury.

   预防措施

   • As a precaution, she always wears a helmet when cycling.
   • The company installed fire alarms as a safety precaution.
   • Taking the medicine early is a precaution against the illness worsening.

   同义词guardinsuranceprophylacticprotectionprovisionsafeguard

   反义词negligencerecklessness

2. Cautious behaviorB2formal

   The quality of being careful and planning ahead to avoid risks or problems.

   谨慎

   • His precaution in checking the equipment saved them from a breakdown.
   • She showed great precaution by double-checking all the locks before leaving.
   • Precaution is essential when handling hazardous materials.

   同义词carefulnesscautioncircumspectionforesightprudencevigilancewariness

   反义词carelessnessimprudencenegligencerashnessrecklessness

3. Good judgment for safetyB2formal

   The wise practice of avoiding harm or danger through careful thought and action.

   防范

   • Using sunscreen is a simple precaution against skin damage.
   • He exercised precaution by not walking alone at night.
   • Precaution in financial matters can prevent major losses.

   同义词carecautioncircumspectionforesightforethoughtprudencevigilancewariness