1. As the time and cost of making a chip drop to a few days and a few hundred dollars,
    由于制造一块芯片的时间已缩短至几天，费用也只有几百美元，

2. At the same time our sympathy for Galileo´s opponents has grown somewhat.
    与此同时，我们对伽利略的反对派的同情也有所增加。

3. A run-down watch is still a watch and can be rewound. An old watch, by contrast, becomes so worn and unreliable that it eventually is not worth mending.
    手表停了依然是只手表，还可以重上好发条。然而一只老掉牙的手表，磨损太厉害，老得一点儿不准了，最终不值得修理了。

4. At that time, however, she was not only the largest ship that had ever been built,
    当时，这艘轮船不仅是造船史上建造的最大的一艘船，

5. ´That´s Sebastian. You forget that I was a medical student once upon a time.´
    "那是塞巴斯蒂安。你忘了我以前是学医的了。"

6. A short time ago, villagers were astonished to learn that the ghost of Endley had died.
    不久之前，村民们惊悉恩得利农场的鬼死了。

7. A long-lost brother, who was presumed dead, was really alive all the time and wickedly plotting to bring about the hero´s downfall. And so on.
    主人公一位长期失散的兄弟，大家都以为死了，实际上一直活着，并且正在策划暗算主人公；如此等等，

8. At the time, this did not strike me as odd.
    一开始，我并不感到奇怪，

9. At the same time, a number of teenagers climbed on to the dish and held a little party of their own.
    就在这个时候，许多十几岁的孩子爬盘子举行他们自己的集会。

10. At the same time, however, insects are strangely fascinating.
    同时，不知为什么昆虫又是迷人的。