1. The geologist needs to know what rocks the drill has reached, so every so often a sample is obtained with a coring bit. 地质学家需要知道钻头已达到什么样的岩层了, 所以时时要用取钻芯头那样.
2. The geologist needs to know what rocks the drill has reached, so every so often a sample is obtained with a coring bit. 地质学家需要知道钻头已以到达什么样的岩层，因此时常要用芯钻头取样。
3. They were visited by a large colony of ants which obtained a sort of honey from them. 蚜虫遭到一窝蚂蚁的攻击，蚂蚁从它们身上可以获得一种蜜。
4. The design of its badge, a red cross on a white field, was obtained by reversing the colours of Switzerland. 红十字会的旗帜，即白底上红色十字，是由瑞士国旗红白两面色互换而成。
5. Sir James Clark Ross had obtained a sounding of over 2,400 fathoms in 1839. 詹姆斯.克拉克.罗斯爵士在1839年就测得一个2400多尺的深度.
6. Sir James Clark Ross had obtained a sounding of over 2,400 fathoms in 1839, but it was not until 1869, when H. M. S. Porcupine was put at the disposal of the Royal Society for several cruises, 1839年，詹姆斯.克拉克.罗斯爵士曾测得海水深度超过2，400英尺；但直到1869年，皇家学会用英国"豪猪"号舰艇进行了几次巡航后，
7. Only when a great deal more information has been obtained, will it be possible to plan a manned trip to Mars. 只有取得多的多的资料以后,才有可能计划载人的火星之行.
8. That a series of deep soundings was obtained in the Atlantic and the first samples were collected by dredging the bottom. 才在大西洋测得一个海水深度，同时通过挖掘海底，取得了研究海底的首批样品。
9. If no other safe water supply can be obtained, tap water that is too hot to touch can be left to cool and is generally safe to drink. 如果没有其他安全的饮用水，水管中流出的烫手的水可以留下来冷却。这种水一般是安全的。
10. Its graphs combine information obtained from a variety of population and household studies from dozens of countries. 其图表所包含的信息来自对几十个国家的人口和家庭问题所做的各种研究。