名词
中文翻译：茎部
同义词：
['body section', 'stem segment']
例句：
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1.The scientist analyzed the chemical composition of the stem section of the plant.
科学家分析了植物茎部的化学成分。
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2. The engineer designed a new mechanism to improve the efficiency of the stem section.
工程师设计了一种新的机制，以提高茎部的效率。
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3.The researcher studied the growth patterns of the stem section in response to different environmental conditions.
研究者研究了在不同环境条件下茎部的生长模式。