动词短语
中文翻译：为联合而拧紧
同义词：
['tighten', 'fasten', 'secure']
例句：
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1. The bolts were threaded for the joint to ensure a strong connection.
螺栓被拧紧以确保牢固的连接。
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2. The rope was tightly threaded through the eye of the needle.
绳子紧紧地穿过针眼。
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3. The lock was securely threaded into the door frame.
锁被牢固地安装在门框上。