• n. 下意識，自動反應(yīng)；膝反射
• adj. 下意識的，自動反應(yīng)的；膝反射的

knee,膝，jerk,擺動，顫動。比喻用法。

knee-jerk (n.)

patellar reflex, neurological phenomenon discovered and named 1876; the figurative use appeared soon after the phrase was coined.

1. A stiff knee following surgery forced her to walk with a limp.

手術(shù)后她的膝蓋活動不便，走路時被迫跛行。

來自柯林斯例句

2. She sat on Rossi's knee as he whispered in her ear.

她坐在羅西的膝蓋上，聽他低聲耳語。

來自柯林斯例句

3. He had to have one leg amputated above the knee.

他的一條腿不得不從膝部以上截斷。

來自柯林斯例句

4. The knee's coming on fine, I'm walking comfortably already.

膝蓋恢復(fù)得很好，我現(xiàn)在走路已經(jīng)不疼了。

來自柯林斯例句

5. They spent much of their time knee-deep in mud.

他們在齊膝深的泥地里費了好長時間。

來自柯林斯例句