maintain

• 动词，表示保持某物处于良好状态、维持某种状态，或坚持某种观点或立场。

A verb used to indicate the act of keeping something in good condition, preserving a state, or asserting an opinion or position.

1. Keep in good conditionB1formal

   To keep something in good condition by checking or repairing it regularly.

   维护

   • You should maintain your car by changing the oil regularly.
   • The gardener maintains the park's lawns and flower beds.
   • It is important to maintain your health with exercise.

   同义词care forkeep uplook afterpreserveservice

   反义词abandondamagedestroyignoreneglectruin

2. Continue or preserveB1formal

   To make something continue at the same level, standard, or state.

   维持

   • We must maintain peace in the region.
   • She maintained a high grade point average throughout college.
   • The company aims to maintain its market share.

   同义词carry onconservecontinuekeeppreserveretainsustainuphold

   反义词abandonneglect

3. State or assertB2formal

   To express a strong opinion or belief, often in the face of opposition.

   主张

   • He maintained his innocence despite the evidence.
   • The witness maintained that she saw the suspect at the scene.
   • They maintain that the policy is effective.

   同义词affirmassertavowclaimcontenddeclareinsistprofess

   反义词denydisavowdisclaimrenouncerepudiate