名词
中文翻译：针孔
同义词：
['hole', 'pinpoint例句：1. The scientist used a pinhole to observe the tiny creatures in the dark room.（科学家用一个针孔来观察黑暗房间中的微小生物。）']
例句：
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1. The scientist used a pinhole to observe the tiny creatures in the dark room.
科学家用一个针孔来观察黑暗房间中的微小生物。
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2. The pinhole camera is perfect for capturing small details.
针孔相机非常适合捕捉小细节。
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3. The pinhole projector was so small that it could fit inside a book.
针孔投影仪非常小，可以放在书里。