recoil

名词 recoil:

1. the backward jerk of a gun when it is fired
   同义词：kick
2. a movement back from an impact
   同义词：repercussion, rebound, backlash

动词 recoil:

1. draw back, as with fear or pain
   同义词：flinch, squinch, funk, cringe, shrink, wince, quail
2. come back to the originator of an action with an undesired effect
   同义词：backfire, backlash
3. spring back; spring away from an impact
   同义词：bounce, resile, take a hop, spring, bound, rebound, reverberate, ricochet
4. spring back, as from a forceful thrust
   同义词：kick back, kick

1. She recoiled at the sight of the snake.
   她一见到蛇就往后缩。
2. He tends to recoil from making difficult decisions.
   他在难以作出决定时往往踌躇不前。

re.coil

v.intr.（不及物动词）
re.coiled,re.coil.ing,re.coils
To spring back, as upon firing.
弹回，跳回：弹回，如因开火而弹回
To shrink back, as in fear or repugnance.
退却，后退：缩回，如因害怕或厌恶而缩回
To fall back; return:
报应；回报：
例句：
.Violence does, in truth, recoil upon the violent.(Arthur Conan Doyle)
.事实上，暴力最终回报应在暴力者身上.(阿瑟·科南·多伊尔)

n.（名词）

The backward action of a firearm upon firing.
后坐：因开火而引起的枪炮的向后运动
The act or state of recoiling; reaction.
后退，退缩：弹回的行为或状态；反应

来源：
Middle English recoilen
中古英语 recoilen
from Old French reculer
源自 古法语 reculer
re- [re-]
re- [前缀re-，表.又，返回.]
cul [buttocks] from Latin côlus * see (s)keu-
cul [臀部] 源自 拉丁语 côlus *参见 (s)keu-

【引伸】
recoil.er
n.（名词）
<参考词汇><同义词>recoil,blench,quail,shrink,flinchThese verbs all mean to draw back involuntarily, as through fright, timidity, or abhorrence.Torecoil is to spring back; the term can imply a physical motionor an emotional withdrawal or retreat:
这些动词都意为如因争斗、羞涩或厌恶等而不自愿地撤回。Recoil 的意思是弹回； 这个词既可指物理运动，也可指感情上的退缩或退回：
例句：
.Those who had felt his strength recoiled from his presence. (Sir Walter Scott).
.那些感觉到他的力量的人都不再表露自己. （华尔特·斯科特先生）。

例句：
.With a sudden revulsion his heart recoiled from its purpose. (Henry Wadsworth Longfellow).
.因为突然的变化，他放弃了它的目的. （亨利·华兹伍兹·朗费罗）。

Blench suggests shying away,as to evade something unpleasant or threatening:
Blench 意指避开，如躲避令人不快或有威胁的事物：
例句：
.split-second dealmaking and risks that would make a currency dealer blench. (Financial Times).
.使现金交易商得以逃避的瞬间的交易和风险. （《金融时报》）。

Quail implies cringing loss of courage, as that resulting from being intimidated:
Quail 暗指畏缩、丧失勇气，如因受威胁等：
例句：
.She made Barnes quail before her by the shafts of contempt which she flashed at him. (Thackeray).Toshrink is to start back instinctively, as in avoidance:
.她向他射去轻蔑的利剑，使巴尼斯在她面前丧失了勇气. （萨克雷）。Shrink 指本能地后缩， 如为逃避：

例句：
.These are the times that try men`s souls. The summer soldier and the sunshine patriot will, in this crisis, shrink from the service of their country. (Thomas Paine).
.这正是考验人类灵魂的时候，在这个危急存亡之际，那些喜欢枝草茂盛的士兵和习惯于风和日丽的爱国者们将不再为他们的祖国服务. （托马斯·潘恩）。

Flinch denotes a shrinking away from what is unpleasant or difficult;it often implies a faint-hearted retreat, as from a necessary undertaking:
Flinch 含有从不愉快或困难之中退缩出来之意；它常指从诸如某个必须行使的任务中胆怯地退缩出来：
例句：
.We did not flinch but gave our lives to save Greece. (Simonides).
.我们并没有畏缩，而是将我们的毕生贡献给拯救希腊的事业中. （西摩尼得斯）