名词
中文翻译：Unknown
同义词：
['three-needle pattern', 'three-needle structure例句：1. This three-needle frame is designed to fit perfectly into the gap between two pieces of wood.（这个三针框架设计得可以完美地安装在两块木材之间的缝隙中。）2. The three-needle frame was used to hold the delicate glass plate together.（这个三针框架被用来固定那片精致的玻璃板。）']
例句：
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1. This three-needle frame is designed to fit perfectly into the gap between two pieces of wood.
这个三针框架设计得可以完美地安装在两块木材之间的缝隙中。
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2. The three-needle frame was used to hold the delicate glass plate together.
这个三针框架被用来固定那片精致的玻璃板。
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3.The three-needle frame was a revolutionary tool for carpenters, allowing them to join wood much more easily.
这个三针框架是木工的革新工具，让他们更容易地连接木材。