常見例句Any of various aquatic bugs of the family Notonectidae that swim on their backs by means of broadened,oarlike hind legs. 仰泳蝽一種屬于松藻蟲科的水生蟲類，用它們寬闊的、槳狀的后腿在水上仰泳Any of various aquatic bugs of the family Notonectidae that swim on their backs by means of broadened, oarlike hind legs. 仰泳蝽一種屬于松藻蟲科的水生蟲類，用它們寬闊的、槳狀的后腿在水上仰泳any of various aquatic bugs of the family Notonectidae that swim on their backs by means of broadened,oarlike hind legs 仰泳蝽，一種屬于松藻蟲科的水生蟲類，用它們寬闊的、槳狀的后腿在水上仰泳 返回 oarlike