名词
中文翻译：叶柄
同义词：
['leaf petiole', 'stem petiole']
例句：
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1.The leaf petiole is a thin stalk that connects the leaf to the stem.
叶柄是连接叶片和茎的细长部分。
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2.The stem petiole is a small, slender part of the stem that supports the leaves.
茎柄是茎的细小、纤细的部分，支撑着叶子。
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3. The leaf petiole is green and flexible, while the stem petiole is brown and stiff.
叶柄是绿色的，柔软的，而茎柄是棕色的，僵硬的。