名词
中文翻译：穿孔孔
同义词：
['through hole', 'through slit']
例句：
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1.The pin-through-hole in the wall is a perfect hiding spot for my treasured collection.
墙上的这个穿线孔是我珍藏品的完美藏匿之地。
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2.The engineer carefully drilled a pin-through-hole into the wooden beam to support the roof.
工程师小心地在木梁上钻了一个穿线孔来支撑屋顶。
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3. The pin-through-hole was so small that it barely fit a pencil through.
那个穿线孔太小了，连铅笔都塞不进去。