noun 下载 🔗分享 锈迹，污点。 Oxidation or discoloration, especially of a decorative metal exposed to air. Examples : "The tarnish on the silver trophy made it look less impressive. " 银奖杯上的锈迹让它看起来不那么耀眼了。 appearance material chemistry 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 氧化，失去光泽 To oxidize or discolor due to oxidation. Examples : "Careful storage of silver will prevent it from tarnishing." 妥善存放银器可以防止其氧化变色，失去光泽。 material appearance chemistry 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 玷污，败坏，损害。 To soil, sully, damage or compromise Examples : "He is afraid that he will tarnish his reputation if he disagrees." 他担心如果他不同意，会败坏他的名声。 character moral value action 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 失去光泽, 黯淡。 To lose its lustre or attraction; to become dull. Examples : "The old, brightly painted school bus had begun to tarnish, losing its shine after years of use. " 那辆漆着鲜艳色彩的旧校车，经过多年的使用，已经开始失去光泽，变得黯淡了。 appearance condition quality character value 与AI对话词汇游戏阅读练习
