名词
中文翻译：Unknown
同义词：
['median branch', 'median twig', 'median limb']
例句：
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1. The river has several medial branches that feed into the main stream.
这条河有几个中位支流，它们流入主干流。
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2. Thetree has a median twig that supports its weight.
这棵树有一个中位支条，它支撑着树的重量。
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3. Therunners on thetrack are designed to distribute theload evenly among the medianlimbs.
跑道上的跑者设计成均匀地分布在中位支肢上。