名词中文翻译
中文翻译：主绳
同义词：
['mainstay', 'backbone']
例句：
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1.The main rope of the bridge is too weak to support the weight.
这座桥的主绳太弱，无法承受重量。
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2.The main rope was used to tie down the heavy objects.
这条主绳被用来捆绑重物。
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3.The main rope was cut off and replaced with a stronger one.
主绳被切断并更换为更结实的绳子。