有毒的化学药品进入了供水系统。
铅可以在体内积聚直至到达有毒的程度。
Lead can accumulate in the body until toxic levels are reached.
在偏远地区,空气是纯净的,庄稼也不用有毒的杀虫剂。
In remote regions, the air is pure and the crops are free of poisonous insecticides.
And in terms of thinking about it for organic chemistry or if you're interested in thinking about the mechanism maybe by which it is toxic, a first step would be to draw its Lewis structure.
而为了在有机化学中思考它,或者如果你对它,有毒的机理感兴趣的话,第一步要做的应该就是画出它的路易斯结构。
where there's going to be people dressed up as poisonous plants.
在那里,人们将装扮成有毒的植物。
This could be a vegetarian dog, a poison apple, an explosive chair, but they're typically true.
这可能是吃素的狗,有毒的苹果,会爆炸的椅子,但这种刻板印象通常都是对的。
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