keep up

读音

汉语翻译

不低落, 维持, 继续
【经】 坚持, 保持, 继续

英语解释：

动词 keep up:

1. maintain a required pace or level
2. lengthen or extend in duration or space同义词：prolong, sustain
3. keep in safety and protect from harm, decay, loss, or destruction同义词：conserve, preserve, maintain
4. keep informed同义词：keep abreast, follow
5. prevent from going to bed at night

例句：

1. The house is becoming too expensive for them to keep up.他们的房子维修费用贵得越来越修不起了。
2. The high cost of raw materials is keeping prices up.原料费用昂贵使得产品价格居高不下。
3. The enemy kept up their bombardment day and night.敌军一直日夜不停地狂轰滥炸。