1·It can't be sped up.
它无法加速。
2·They've sped up production of the new car.
他们已加快了这种新汽车的生产。
3·Since the advent of jet aircraft, travel has been sped up.
自从喷气式飞机出现后，旅行的速度加快了。
4·The entire publishing life cycle has sped up in recent years.
近些年，整个发行周期都提速了。
5·On the other side of the Channel, the Germans also sped up their preparation.
在海峡的对岸，德国人也在加速准备。
6·We sped up development of infrastructure for vocational and special education.
加快职业教育基础能力和特殊教育基础设施建设。
7·The number two and three browser vendors have all sped up their development cycles.
排名第二、第三的浏览器厂商都在马不停蹄地加快开发周期。
8·In the past few years, China and India have sped up their talks on border disputes.
在过去几年，中国和印度加快了有关边境争端的会谈。
9·"There's no way they can catch a BMW, " he thought to himself and sped up even more.
“不自量力的家伙，别想追上我的宝马！” ，他暗自得意，又踩了一脚油门加速。
10·Sure enough, the mould slowed down and sped up in time with the temperature changes.
果然，黏菌即时地随温度改变而减慢和加快移动速度。