The Italian astronomer Galileo Galilei was so curious that he used a microscope and a telescope in order to take a closer look at things both great and small.
意大利天文学家伽利略?伽利莱的好奇心驱使他使用显微镜和望远镜,以便能更加仔细的观察一切大大小小的事物。
A single bacterium became visible under the microscope.
在显微镜下,一个细菌变得可见。
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