名词
中文翻译：茎
同义词：
['root', 'stem', "trunk例句：1. The tree's stem is growing strong and healthy.（这棵树的树干正在茁壮成长。）"]
例句：
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1. The tree's stem is growing strong and healthy.
这棵树的树干正在茁壮成长。
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2.The stem of the plant is covered in green leaves.
这植物的茎上长满了绿色的叶子。
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3.The stem of the flower is very delicate.
这朵花的茎非常纤细。