名词
中文翻译：透视的
同义词：
['perspective', 'telescopic']
例句：
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1.The astronomer used a periscope to observe the stars from the moon.
这位天文学家使用了一个望远镜从月球观察星星。
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2.The scientist developed a periscope that could zoom in on distant objects.
这位科学家开发了一种能够放大远处物体的望远镜。
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3.The engineer designed a periscope that could be easily operated by a single person.
这位工程师设计了一种单人操作的望远镜。