to press or strike against or together so as to make a scraping sounddogs gnashing their teeth
dogs gnashing their teeth
crunch, grate, grind, grit, scrape, scrunch
creak, groan, moan, rasp, scratch, whineclash, collide, jangle, jar
in the 15th century
英语同义词词典收录了63618条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。