This is because orbital debris travels at speeds of thirty-two thousand kilometers an hour or more.

VOA: special.2009.04.01

Your computer looks like a typewriter, but a typewriter just speeds recording of information.

电脑长得很像打字机，但是打字机只能速记信息。

耶鲁公开课 - 金融市场课程节选

And the experimenter is back there with the speed knob and at random intervals he just speeds up the tape of their heart and then slows it down.

实验者回到实验室，带着录音设备,随机地,他加速了心跳的录音,然后又慢下来。

耶鲁公开课 - 心理学导论课程节选

With specially cooled tracks and racing equipment, it is not unusual for luge athletes to reach speeds of one hundred forty kilometers an hour or more.

VOA: special.2010.02.10

And it doesn't matter which slide he speeds up the tape of the heartbeat on, that's the one the subject is more likely to think is the person of their dreams, the person they're attracted to.

他在放哪张幻灯片的时候,加速录音并不重要，受试者更有可能认为,这个幻灯片上的人就是他的梦中情人。

耶鲁公开课 - 心理学导论课程节选

Wind speeds of up to one hundred sixty kilometers an hour.

VOA: special.2010.06.30

There was a new system of liquid nitrogen to keep the pilot cool and to resist the crushing force of gravity at high speeds.

VOA: special.2010.07.07

It would reach hypersonic speeds -- five times the speed of sound.

VOA: special.2010.07.07