prolong

lengthen in time

时间延长

cause to be or last longer

使成为或持续更长时间

We prolonged our stay

我们延长了逗留时间

She extended her visit by another day

她把访问延长了一天

The meeting was drawn out until midnight

会议拖到午夜

protract

extend

draw out

lengthen or extend in duration or space

延长或延长持续时间或空间

We sustained the diplomatic negotiations as long as possible

我们尽可能长时间地维持外交谈判

prolong the treatment of the patient

延长病人的治疗时间

keep up the good work

继续做好工作

sustain

keep up