| 1. | Chicken eggs are currently used for the isolation of certain viruses like influenza virus .
目前，鸡胚常用于分离一些病毒如流感病毒。 |
| 2. | The seismic methods, reflection and refraction, are currently used in mining exploration .
地震法包括反射波法和折射波法，常用于金属矿勘探。 |
| 3. | The highly sensitive radio tracer technique is often used to follow tagged synthetic soil ingredients .
高灵敏度的放射性示踪技术，已经常用于跟踪标志污垢成分的试验。 |
| 4. | The verb " request " is mainly used in formal speech and writing , often in public notices and commonly in the passive form
“request”这一动词主要用于庄重的讲话和文字中，常用于通告中，多用于被动式。 |
| 5. | The stick of carbon is often used in an electric arc lamp
碳精棒常用于电弧灯。 |
| 6. | The catechism is used for religious instruction
教义问答法常用于宗教教学。 |
| 7. | Voiceover usually introduces the meaning of the scene
画外音常用于介绍画面的意思。 |
| 8. | Cooling treatment is commen for people who have had strokes
冷却疗法常用于中风患者。 |
| 9. | Empty vessels make the greatest sound
常用于口语，表示大动肝火,非常激动 |
| 10. | Property exposes the apis to call into a set of
属性公开用来调入一组常用于扩展性情况的 |
