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
Oh, here. On the ground floor we have the reception area ...
噢 看这个。在楼下 我们会有一个接待区……
He did it in no time.
他马上把那事给做了。
No matter how busy you are, he always insists on coming with you.
不管你多忙，他总是坚持要跟你去。