基本解释[生物学]生物杀虫剂英汉例句双语例句Bacillus thuringiensis is a kind of widely used biotic pesticide, which produces a poisonous parasporal crystal along with producing the spores.苏云金杆菌是一种广泛应用的生物农药,苏云金杆菌在形成芽孢的同时,产生具有毒杀性的伴孢晶体。biotic pesticide更多例句专业释义生物学生物杀虫剂