crunch

crunch
verb
[with obj.]

crush (a hard or brittle foodstuff) with the teeth, making a loud but muffled grinding sound
嘎吱嘎吱地咬嚼（硬或脆的食物）
she paused to crunch a ginger biscuit.
她停下来，大声地咬着姜汁饼干。
■[no obj.]make such a sound, especially when walking or driving over gravel or an icy surface
（尤指碾过沙砾或冰面时）发出嘎吱嘎吱的响声
(especially of a computer) process (large quantities of information)
（尤指计算机）处理（大量信息）
a 32-bit processor that's able to crunch data at a staggering speed.
能以惊人速度处理数据的32位处理器。

noun

[usu. in sing.]a loud muffled grinding sound made when crushing, moving over, or hitting something
（碾压，击打时发出的）嘎吱嘎吱的声音
Marco's fist struck Brian's nose with a crunch.
马尔科的拳头重重地击在布赖恩的鼻子上。
(the crunch)(informal)a crucial point or situation, typically one at which a decision with important consequences must be made
(非正式)紧要关头；关键时刻
when it comes to the crunch you chicken out.
一到紧要关头，你就退缩。
■a severe shortage of money or credit
货币紧缺；信贷严重不足
the Fed would do what it could to ease America's credit crunch .
美联储会竭尽全力缓解美国的银根紧缩问题。
a physical exercise designed to strengthen the abdominal muscles; a sit-up
（锻炼腹肌的）仰卧起坐

语源

early 19th cent. (as a verb): variant of 17th-cent. cranch (probably imitative), association with crush and munch

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