biological subsitence
基本释义
生物维生水准
实用场景例句
材料测试
The metal surface began to discolor due to prolonged exposure to sunlight.
金属表面因长时间暴露在阳光下开始变色。
环境科学
Pollution caused severe discoloration in the river's water.
污染导致河流水质严重变色。
艺术修复
Conservators worked to restore the painting's discoloration caused by age.
修复师努力修复因年代久远导致的画作变色。
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