1. The titrant is indefinitely stable, and is of low toxicity. 这种滴定剂一直都是稳定的，而且毒性很低。
2. And the toxicity of cinnabar could be avoided by normalizing the preparation method, controlling the dosage and duration . 通过规范用药方法，控制用药剂量和用药时间是可以避免朱砂中毒的。
3. Conclusion: KMSHT capsule had low middle grade of genetic toxicity and general reproductive toxicity, but no embryo toxicity. 结论：昆明山海棠胶囊具有低-中度的遗传毒性和一般生殖毒性，而无胚胎毒性。
英英解释
n.
1. the degree to which something is poisonous
2. grave harmfulness or deadliness
