好词典

reflex

UK //ˈriːfleks//US //ˈriːfleks//

词源

源自拉丁语 'reflexus',意为'向后弯曲',由're-'(向后)和'flectere'(弯曲)组成。

noun

❶ 反射动作,指身体对外界刺激做出的快速、自动的反应,不需要经过大脑思考。

“The doctor tested my knee-jerk reflex by tapping it with a small hammer.”

(医生用小锤敲击我的膝盖测试膝跳反射。)

“Blinking when something comes near your eyes is a natural reflex.”

(当有东西靠近眼睛时眨眼是一种自然反射。)

❶ 反映,指某事物作为另一事物的表现或结果。

“His anger was a reflex of his frustration at work.”

(他的愤怒反映了他在工作中的挫败感。)

“The economic crisis is a reflex of global market instability.”

(经济危机是全球市场不稳定的反映。)

同义词:response, reaction, automatic response

adjective

❶ 反射的,指与反射动作有关的或由反射引起的。

“The reflex action happens too quickly for conscious thought.”

(反射动作发生得太快,来不及经过有意识的思考。)

“She has excellent reflex skills from years of playing tennis.”

(由于多年打网球,她拥有出色的反射技能。)

同义词:automatic, involuntary, instinctive

常见短语

conditioned reflex — 条件反射,指通过反复训练形成的自动反应,如巴甫洛夫的狗实验所示。

“Pavlov's dogs developed a conditioned reflex to salivate at the sound of a bell.”

(巴甫洛夫的狗形成了听到铃声就分泌唾液的条件反射。)

reflex angle — 优角,指大于180度但小于360度的角,在几何学中使用。

“A reflex angle measures between 180 and 360 degrees.”

(优角的度数在180度到360度之间。)