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But that risks tarnishing its brand .

但是这样做会有损它的品牌形象。

A thick brown sludge is tarnishing its once blue waters .

一层粘稠的褐色淤泥正在玷污曾经湛蓝的湖水。

Silver tarnishing by paper and paperboard .

纸和纸板的银锈污。

Mr malema was suspended in november for tarnishing the party 's image and sowing division .

马勒马于去年11月份因玷污党派形象和散播分裂言论而被停职。

Messrs dell and schultz both risk tarnishing their strong reputations with unimpressive second acts .

戴尔先生和舒尔茨先生在冒着因平淡的第二次任职而损害他们的威名的危险。