名词
中文翻译：长茎
同义词：
['long stem', 'long axis']
例句：
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1.The plant's long peduncle is visible from far away.
这植物的长茎从远处就能看到。
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2.The scientist used a long peduncle to measure the distance between two points.
科学家用一根长茎来测量两点之间的距离。
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3.The long peduncle of the flower is used to support its weight.
花的长茎用来支撑它的重量。