身体扁平的有翅原始昆虫；被用作鱼饵；水栖有腮的幼虫为食肉类并生活在石头下面

身体扁平的有翅原始昆虫；被用作鱼饵；水栖有腮的幼虫为食肉类并生活在石头下面的英文翻译

基本释义

• primitive winged insect with a flattened body; used as bait by fishermen; aquatic gilled larvae are carnivorous and live beneath stones