Meteoroids fall at a minimum speed of 25,000 miles per hour.

流星体以每小时 25000 英里的最低速度坠落。

The cockpit side window is not sealed properly. Request reduce to minimum speed and descend to 4000 feet.

516. 驾驶舱侧窗没关好，申请减速到最小速度，下降到4000英尺。

Sometimes I think our minimum speed is Mach 3.

有时我认为我们的最低速度是 3 马赫。

A " standard" is the quality level that something should be done;it's the minimum speed or quality of something.

“标准” 是某事应该完成的质量水平； 它是某事的最低速度或质量。

It's very, very easy to put speed cameras in places but people seem to think that it's OK like the speed limit is the minimum speed.

安装超速监控摄像机是件非常简单的事情，可是看起来人们认为这没什么问题，因为车速限制是最低车速。

On some roads, such as some state or federal expressways, there is a minimum speed of 40 miles per hour, or about 65 kilometers per hour.

有些道路, 如地方高速公路或州际高速公路, 还规定行车时速不得低于40英里, 约时速65公里。

Before you start, your heart beats just a little bit faster than its resting rate (the minimum speed needed to keep cells humming along while you sleep), which is roughly 60-100 beats per minute in adults.

在您开始之前，您的心跳仅比静息率（在您睡眠时保持细胞嗡嗡声所需的最低速度）快一点点， 成人约为每分钟 60-100 次。