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to wear down
[phrase form: wear]
01
摩耗する
to slowly weaken someone's emotional or mental strength over time, often due to continuous pressure or challenges
02
摩耗する
to become damaged through regular use
例
The constant negativity in the environment wore down his optimism.
The repetitive use of the keyboard can wear down the letters on the keys.
Years of use have worn down the once-sharp edges of the kitchen knives.
The constant dripping has worn down the stone surface beneath the leaky faucet.
Body punches can wear down an opponent over time.
