动词
中文翻译：粗化
同义词：
['crassify', 'roughen']
例句：
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1.The rocks were crassified by the wind and rain.
岩石被风和雨粗化了。
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2. The paint was crassified to create a more rustic look.
油漆被粗化以创造更原始的外观。
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3. The sand was crassified to make it easier to walk on.
沙子被粗化，以便更容易行走。