water scorpion
短语[昆虫]蝎蝽科(Nepidae)昆虫, 蝎蝽；水蝎子；红娘华
词形变化
water scorpions
复数
water scorpions
释义与例句
n.
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1.
Any long-legged aquatic insect of the family Nepidae, commonly in temperate Europe of species Nepa cinerea.