Knee-jerk
[医] 膝反射
📖 牛津释义
knee-jerk
n
1 involuntary jerk of the leg when a tendon below the knee is struck 膝反射.
2 [attrib 作定语]
(fig derog 比喻, 贬) done or produced automaticallyand without thought 自动的; 不经思考而做的
a knee-jerk reaction to the mention of Communism 一提共产主义就不加思索做出的反应.
🧩 词语组成解析
knee
[ni]
n. 膝;膝盖;
vt. 用膝盖碰;
jerk
[dʒɝk]
vt. 猛拉;把（牛肉）切成薄片晒干;
vt.& vi. （使…）猝然一动[颤动];
n. 突然的拉[推，扭];<医>（肌肉的）痉挛，抽搐;蠢人;急促而猛烈的动作，猛地一拉;
🗣️ 情景例句
Please come and see me in my office on the 20th floor.
请到二十楼我的办公室来见我。
I played upstairs yesterday.
我昨天在楼上玩。
is as the proportion of the total vocabulary of his mother tongue against those words of his own baby talk that are taken up into the vernacular of his family.
就好像他本国语言的总词汇量和自己咿呀学语时他家庭所接纳的他的词汇量之比。