| 1. | Interferon is probably the most significant nonspecific antiviral substance .
干扰素可能是最重要的一类非特异性抗病毒物质。 |
| 2. | Toxicants-the heavy metals which may be of concern in textile mill effluents are copper, chromium, and zinc .
毒物--指与纺织废水有关的重金属铜、铬和锌。 |
| 3. | Transformation of an organic toxicant does not always result in formation of a less objectionable compound .
一种有机毒物不总是转化为危害性更小的化合物。 |
| 4. | The vicious cruelty that marred the fine lines of the mouth had, no doubt, appeared at the very moment that the girl had drunk the poison, whatever it was .
肯定就在姑娘喝下了不知什么毒物的时候，恶毒而残忍的表情扭曲了它嘴部优美的线条。 |
| 5. | Activated charcoal is added to nutrient media mostly to remove toxins present in agar, or aromatic waste products excreted by cultured tissues .
把活性炭加到营养的培养基里，主要是为了除去存在于琼脂中的毒物，或都除去由培养的组织所产生的芳香性废物。 |
| 6. | Compiled regulations for report of toxicological analysis
毒物分析鉴定书编写规程 |
| 7. | Advance of the methods of poison rapid analysis
毒物现场快速检测方法的研究进展 |
| 8. | There are four ways for poisons to enter the body
毒物有四种进入人体的途径： |
| 9. | The post - mortem revealed traces of poison in his stomach
验尸发现他胃中有微量毒物 |
| 10. | Once the poison was brought up there is no further danger
一旦毒物被吐出来，就没有危险了。 |
