of or relating to biology or living organisms 生物学的;生物体的 ■another term for natural (in sense3) 同 natural (义项3) ■(of a detergent or other cleaning product) containing enzymes to assist the process of cleaning (洗涤剂)加酶的 ■relating to, involving, or denoting the use of toxins of biological origin or micro-organisms as weapons of war 使用生物武器的