4. She shivered involuntarily as he approached her.
他离她越来越近,她不由自主地颤抖起来.
来自《简明英汉词典》
5. I felt my body involuntarily stiffen against her invasion of my personal space.
随着她不断侵入我的个人空间,我感觉全身都不由自主地紧绷起来。
来自柯林斯例句
用作副词 (adv.)
Her eyes involuntarily glanced towards his singular figure. 她的眼光,不知不觉地往他怪模怪样的形体上瞧去。
She unconsciously sat up, smoothed her hair, stood up, and walked to the window, involuntarily drawing a deep breath of the refreshing coolness of the clear, windy evening. 她毫无意识地坐起来,整理了一下头发,站起来走到窗前,晚风送来清凉新鲜的空气,她不由得深深地吸了一口。