Knee jerk
[医] 膝反射
🧩 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
I cannot forgive myself for not seeing my mother when she was sick in bed.
母亲病的时候我没能去看她，为这件事我永远不能原谅我自己。
I've hurt my finger.
我割伤手指头了。
Where are the cups?
茶杯在哪儿呢？