Read Edit View history 软甲纲 ruǎnjiǎgāng malacostraca Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 软甲纲/軟甲綱 · ruǎnjiǎgāng · malacostraca 2026/03/04 软甲纲 / 軟甲綱 ruǎnjiǎgāng malacostraca Malacostraca, a large class of crustaceans 软甲纲是甲壳亚门中物种数量最多的一个纲。 noun created sense Mar 4, 2026, 02:25 AM