crassexinous

例句：

1. 1. The painting is so crude that it's hard to believe it was done by a professional.
   这幅画太粗糙了，让人难以置信是专业人士画的。
2. 2.She wore a vulgar outfit at the party, which made her look even more out of place.
   她在派对上穿的一件庸俗的衣服，让她看起来更加格格不入。
3. 3.The primitive tribe lived in caves and practiced primitive hunting techniques.
   这个原始部落生活在洞穴里，练习着原始的狩猎技巧。