The bullet wound gangrened and had to be operated.

枪伤腐烂了,必须动手术(切除).

《现代英汉综合大词典》

Vice gangrened large cities.

罪恶使得大城市道德败坏.

《现代英汉综合大词典》

Objective To explore the way to preventing incisions infection of gangrened and perforated appendicitis.

目的探讨预防坏疽穿孔性阑尾炎切口感染的有效方法.

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