名词中文翻译
中文翻译：叶柄鞘
同义词：
['leaf sheath', 'leaf sheathing']
例句：
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1. The plant's petiole sheath is a protective covering that helps to protect the stem from damage.
植物的叶柄鞘是一种保护覆盖，有助于保护茎免受损伤。
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2. During the growth of the plant, the petiole sheath expands and inflates, providing supportfor the leaves.
在植物生长过程中，叶柄鞘会膨胀并扩张，为叶子提供支撑。
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3. The petiole sheath also plays a role in the absorption of water and nutrients by the plant.
叶柄鞘还参与植物吸收水分和养分的过程。