Therefore, the non-fluorescent agent of poisonous chemical substances, is the health and quarantine departments in Baoji City approved a one-time green paper cups.

因此，不含荧光剂等对人体有害的化学物质，是经宝鸡市卫生检疫部门认可的一次性环保纸杯。

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In the past, scientists who studied insect adaptation to plant defenses have focused on chemical responses. That is, how the insects can neutralize or alter the poisonous substances plants produce.

在过去，研究昆虫对植物防御的适应性方面始终关注的是化学反馈，也就是说昆虫如何中和或者改变植物产生的有毒物质。

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