例句 /

The toxicity of copper、zinc and cadmium to the larval carps was determined.

The toxicity of copper、zinc and cadmium to the larval carps was determined.

研究了铜、锌、镉三种重金属对鲤鱼幼鱼的毒性作用,以及铜和锌在鲤鱼幼鱼中的积累。