vt.
使(金属表面)失去光泽;使变灰暗:
Salt tarnishes silver.
盐可使银失去光泽。
玷污,毁坏,糟蹋(名誉等):
The political scandal tarnished the reputation of the president.
这起政治丑闻败坏了总统的名誉。
使损坏;使低劣:
to tarnish one's memory
使丧失记忆
vi.
失去光泽;变灰暗:
The silver spoon tarnished.
银匙失去光泽了。
被玷污;(威信等)降低:
His reputation has tarnished in literary circles.
他在文学界的声望已经下降了。
n.
(金属表面的)无光泽;晦暗
失泽的外表
污点;瑕疵