11. | These particular photographs were taken during an undergraduate laboratory session. |
| 这些具体的照片是在实验室中学生做实验时拍摄的。
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12. | From nine o'clock until noon he was working in the laboratory . |
| 从九点到中午,他一直在实验室工作。
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13. | He was the last man to leave the laboratory . |
| 他是最后一个离开实验室的人。
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14. | We must not smoke here any more than in the laboratory . |
| 我们决不可在这里吸烟,正如不可在实验室吸烟一样。
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15. | They have made an instrument smaller than the one in our laboratory . |
| 他们制造出一种比我们实验室那个还小的仪器。
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16. | We have two laboratory assistants here. |
| 我们这里有两个实验辅助人员。
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17. | These laboratory instruments are of our own making. |
| 这些实验仪器都是我们自己制造的。
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18. | Switzerland has been described, with some justice, as the political laboratory of Europe. |
| 瑞士被称作欧洲的政治实验室是有点道理的。
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19. | laboratory apparatus |
| 实验室设备
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20. | incubate germs in a laboratory |
| 在实验室中培养细菌
|