trench foot

noun
🔊/ˌtrentʃ ˈfʊt/
🔊/ˌtrentʃ ˈfʊt/
[uncountable]
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  1. a painful condition of the feet, in which the muscle, fat, etc. begins to decay (= become destroyed) and die, caused by being in mud or water for too long壕沟足(因在泥水中时间过长而造成足部皮肉坏死)