/'krækl; `krækl/
v [I] make small cracking sounds, as when dry sticks burn 发轻微的爆裂声（如乾柴燃烧时的响声）; 发噼啪声
*a crackling camp-fire 噼啪作响的营火
* The twigs crackled as we trod on them. 我们践踏树枝时, 树枝噼啪作响.
* (fig 比喻) The atmosphere crackled with tension as the two boxers stepped into the ring. 这两名拳手一登场, 气氛顿时紧张起来.

n [U] series of small cracking sounds 一连串轻微的爆裂声; 噼里啪拉的响声
*the distant crackle of machine-gun fire 远处机枪的格格声
* Can you get rid of the crackle on my radio? 你能把我那收音机的杂音除掉吗?

v [I]
[Date: 1500-1600; Origin: crack]
to make repeated short sounds like something burning in a fire
　logs crackling on the fire
　An announcement crackled over the tannoy.
>cracklen[C]
>cracklyadj