crump

详细解释:vi. 轰地一声 *
n. * , 嘎吱声

词型变化：

动词过去式:crumped过去分词:crumped现在分词:crumping第三人称单数:crumps

英语解释：

动词 crump:

make a noise typical of an engine lacking lubricants同义词：thud, scrunch