toxicology of blood system

例句：

1. 1. The study of the effects of chemicals on living organisms is known as toxicology.
   研究化学物质对生物体的影响被称为毒理学。
2. 2. Toxicology is a field that focuses on understanding the harmful effects of substances on living organisms.
   毒理学是研究化学物质对生物体有害影响的领域。
3. 3. In toxicology, it's important to consider the potential health risks associated with exposure to certain substances.
   在毒理学中，需要考虑与某些物质接触的潜在健康风险。