名词
中文翻译：收缩根
同义词：
['contracting root', 'contractile stem']
例句：
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1.The plant's roots are responsible for anchoring the plant to the ground.
植物的根负责将植物固定在地面上。
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2.The roots of the tree were exposed during the heavy rain.
大雨期间，树根暴露在外。
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3.The roots of the plant help it absorb water and nutrients from the soil.
植物的根帮助它从土壤中吸收水分和养分。