New Words：

powder [ˈpaʊdər] n. 粉；粉末

Sample Sentences：

The snow was like powder.
She brushed the powder out of her hair.
The first step is to mix the powder with warm water.
The rocks were crushed into powder by a gigantic hammer.

crush [krʌʃ] v. 压碎；压坏；压伤；挤压变形
gigantic [dʒaɪˈɡæntɪk] adj. 巨大的；庞大的

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