powder grain

例句：

1. 1. The chef used a blender to grind the powdered grain into a fine consistency.
   厨师用搅拌机将粉末状谷物磨成细粉。
2. 2.The farmer stored the ground flour in a cool, dry place to prevent spoilage.
   农民将面粉储存在凉爽、干燥的地方，以防变质。
3. 3.The milling process involves grinding the grains into a fine powder for baking.
   磨制过程涉及将谷物磨成细粉，用于烘焙。