| 1. | Scientists are in search of a cure for the disease . 科学家想研究出治疗这种疾病的方法。 |
| 2. | But nobody had previously worked out a theory about magnetism . 但还从未有人研究出磁学理论。 |
| 3. | When the hell did you say you developed this rafter ? 你说你到底在什么时候研究出了这个“筏夫”? |
| 4. | Scientists have developed ways to break apart the genetic material . 科学家已研究出分离遗传物质的方法。 |
| 5. | Many "optimum" cleaning procedures have evolved over the years . 过去几年来已研究出许多“最佳”的清洗工艺规范。 |
| 6. | A number of conservation methods have been devised for waterlogged wood . 已研究出许多种保养被水浸泡过的木头的方法。 |
| 7. | Incendiary ammunition had been developed for use against observation balloons in france . 在法国,已经研究出用燃烧弹对付侦察气球的办法。 |
| 8. | In order to facilitate the registration and evaluation of holograms, the holodiagram was developed . 为了使全息图易于记录和计算,研究出一种全息析纹图。 |
| 9. | He worked out methods to destroy bacteria on the seeds 他研究出消灭种子上细菌的方法。 |
| 10. | He worked out methods to destroy bacteria on the seeds 他研究出了消灭种子上细菌的方法。 |