動詞 crump:

1. make a noise typical of an engine lacking lubricants
   同義詞：thud, scrunch
2. bombard with heavy shells
3. explode heavily or with a loud dull noise

crump

v.（動詞）
crumped,crump.ing,crumps
v.tr.（及物動詞）
To crush or crunch with the teeth.
嘎吱嘎吱地咬：用牙齒嘎吱嘎吱地咬嚼
To strike heavily with a crunching sound.
砰的一聲猛擊
v.intr.（不及物動詞）
To make a crunching sound, especially in walking over snow.
嘎吱聲：發(fā)出嘎吱嘎吱的聲音，尤指在雪上行走時
n.（名詞）

A crunching sound.
嘎吱聲：嘎吱嘎吱的聲音
The sound of an exploding shell.
爆炸聲：炮彈的爆炸聲
A heavy blow.
重擊

來源：
[Imitative]
[擬聲的]