整个食物链因农业中过度使用化学制品而受到影响。
The whole food chain is affected by the overuse of chemicals in agriculture.
许多癌症的形成与环境有关,主要来自烟草、过度接触日光和工作场所中的危险物质,如化学溶剂和烟雾。就此而言,回避是最好的预防策略。
Many causes of cancer are environmental, largely from tobacco, excessive sun exposure and workplace hazards such as chemical solvents and fumes. Avoidance is the best prevention strategy here.
许多癌症的形成与环境有关,主要来自烟草、过度接触日光和工作场所中的危险物质,如化学溶剂和烟雾。
Many causes of cancer are environmental, largely from tobacco, excessive sun exposure and workplace hazards such as chemical solvents and fumes.
What we are seeing here is a big transition from just experiment and documentation to modern chemistry.
我们见证了一个很大的过度,从只是实验和,文件材料到现代化学。
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