bolt upright

音标发音

The old woman sat down, bolt upright in the chair.
老妇人在椅子上坐了下来，身子挺得笔直。
Any person waking from a nightmare will sit bolt upright and pant.
所有从噩梦中醒来的人都会坐直，大口喘气。
Two or three times, she sat bolt upright in her bed, as though she would snatch at the life which was winging its way back to God.
有两三次她从床上笔直地坐起来，仿佛想抓住她正在上升到天堂里去的生命。

Sometimes when Magda comes out onto the steps and speaks, I sit bolt upright in bed.
NEWYORKER: Magda Mandela
Contestants get one five-minute break every hour, but otherwise must stand bolt upright with one hand on the pickup at all times.
ECONOMIST: Pickup country