名词
中文翻译：主要作物
同义词：
['major crop', 'primary crop例句：1. The chief crop in this region is rice.（该地区的主要作物是水稻。）2. The farmers are planting the main crop of the year.（农民们正在种植这一年的主要作物。）3. The government has introduced new policies to boost the production of the chief crop.（政府已经引入了新政策来提高主要作物的产量。）']
例句：
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1. The chief crop in this region is rice.
该地区的主要作物是水稻。
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2. The farmers are planting the main crop of the year.
农民们正在种植这一年的主要作物。
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3. The government has introduced new policies to boost the production of the chief crop.
政府已经引入了新政策来提高主要作物的产量。