raincoatWiktionary 原文中文来自 ECDICTn.雨衣构词拆分rain词根/词干+coat词根/词干词源说明From rain + coat.释义（英文）名词 NounA waterproof coat to be worn in the rain; (loosely) any coat or jacket with this purpose.(slang) A condom.词族派生词（5）raincoat brigaderaincoatedraincoaterraincoatlessraincoatlike