| 1. | More expensive nitrating agents may be used . 还可应用较贵的硝化剂。 |
| 2. | This sprang will finish off the insects . 这些喷雾剂能杀死这些虫子。 |
| 3. | Nitrite is used as a food additive . 亚硝酸盐被用作一种食物的附加剂。 |
| 4. | The sea air does wonders for him . 海上的空气对他来说是一剂灵丹妙药。 |
| 5. | This solute will be referred to as a tracer . 这种溶质称为示踪剂。 |
| 6. | Take this dose of medicine on an empty stomach ... 空腹吃这剂药。 |
| 7. | We are terrorized into buying deodorants . 我们被胁迫去买除臭剂。 |
| 8. | The beewax were changed by adding softeners . 石蜡靠加上软化剂发生变化。 |
| 9. | Such a substance is called a depolarizer . 这种物质称为去极剂。 |
| 10. | Meprobamate may be used as a muscle relaxant . 眠尔通还可作为肌肉松驰剂。 |