Knee-jerk
[醫] 膝反射
?? 牛津釋義
knee-jerk
n
1 involuntary jerk of the leg when a tendon below the knee is struck 膝反射.
2 [attrib 作定語]
(fig derog 比喻, 貶) done or produced automaticallyand without thought 自動的; 不經思考而做的
a knee-jerk reaction to the mention of Communism 一提共產主義就不加思索做出的反應.
?? 詞語組成解析
knee
[ni]
n. 膝;膝蓋;
vt. 用膝蓋碰;
jerk
[d??k]
vt. 猛拉;把（牛肉）切成薄片曬干;
vt.& vi. （使…）猝然一動[顫動];
n. 突然的拉[推，扭];<醫>（肌肉的）痙攣，抽搐;蠢人;急促而猛烈的動作，猛地一拉;
??? 情景例句
Oh, yes. Are his models here?
噢 ，對啦。 他的模型在這里嗎？
I think you have made a right decision.
我認為你們做出了正確的決定。
The way you speak! Which part of Australia do you come from?
從你講話的方式！你從澳大利亞哪個地方來？