名词
中文翻译：谷物上的粉状霉菌
同义词：
['powdery mold', 'powdery mildew例句：1. The grains were covered in a layer of powdery mildew.（谷物上覆盖着一层粉状霉菌。）']
例句：
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1. The grains were covered in a layer of powdery mildew.
谷物上覆盖着一层粉状霉菌。
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2.Powdery mildew can cause damage to crops if left untreated.
如果不治疗，粉状霉菌会对作物造成损害。
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3. Farmers often use fungicides to prevent the spread of powdery mildew.
农民经常使用杀菌剂来防止粉状霉菌的传播。