名词
中文翻译：谷物
同义词：
['corn', 'wheat', 'rice', 'barley', 'oats']
例句：
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1. The farmer harvested the grains from the fields.
农民从田野里收割了谷物。
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2. He ate a bowl of rice for breakfast.
他吃了一碗米饭作为早餐。
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3. Grains are an important source of energy for many people.
谷物是许多人的重要能量来源。