名词
中文翻译：内楔
同义词：
['inner dowel', 'inner pin', 'inner stud']
例句：
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1.The carpenter used an inner wedge to secure the joint.
木匠用一个内楔来固定接缝。
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2.The inner wedge was designed to fit perfectly into the hole.
这个内楔设计得可以完美地插入孔中。
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3. The inner wedge was removed to access the damaged area.
移除了内楔以进入受损区域。