名词
中文翻译：根杂草
同义词：
['root crop', 'root cropping例句：1. The farmer needs to pull out the root weeds before planting new crops.（农民需要在播种新作物前拔出根部杂草。）2. The roots of the plant were so deep that they could not be easily removed by hand.（植物的根太深了，很难用手挖出来。）']
例句：
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1. The farmer needs to pull out the root weeds before planting new crops.
农民需要在播种新作物前拔出根部杂草。
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2. The roots of the plant were so deep that they could not be easily removed by hand.
植物的根太深了，很难用手挖出来。
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3.The farmers used a special herbicide to kill the root weeds in their fields.
农民们使用了一种特殊的除草剂来杀死他们田地里的根部杂草。