advance at double the speed; hurry post-haste; travel by long stages ? 因聽見元春喜信，遂晝夜兼程而進(jìn)，一路俱各平安。(《紅樓夢(mèng)》176) The good news about Yuanchun had made Jia Lian decide to hurry back post-haste. The journey had been smooth and uneventful.
兼程并進(jìn)jiān chénɡ bìnɡ jìn
以加倍的速度前進(jìn)。travel at double speed, advance at double the speed, hurry, devour the course