“无毒蛇”的英语？

被无毒蛇咬的伤口可以像擦伤一样治疗.Nonvenomous snakes leave skin tears that may be treated like scratches.在毒蛇搜索著青蛙的同时, 一种很相像的无毒蛇也追捕著它古怪的猎物.While the viper seeks frogs, a rather similar non - poisonous snake pursues its own quirky prey.你知...