名词中文翻译
中文翻译：主杆
同义词：
['main rod', 'main beam']
例句：
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1.The engineer was asked to inspect the master rod for any damage.
工程师被要求检查主杆是否有损坏。
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2. The construction company had to replace the master rod due to corrosion.
由于腐蚀，建筑公司不得不更换主杆。
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3. The carpenter used a master rod to hold the boards together during the assembly process.
木匠在组装过程中使用主杆来固定木板。