The researchers recorded top speeds approaching 35 inches per second.
研究人员记录的最高速度接近每秒35英寸。
科学60秒-科学美国人 2020年8月合集
That ant only reaches about 24 inches per second, or two thirds of the silver ant's max.
箭蚁的速度只有每秒24英寸，也就是银蚁最高速度的三分之二。
英语百科
Inch per second
The inch per second is a unit of speed or velocity. It expresses the distance in inches (in) traveled or displaced, divided by time in seconds (s, or sec). The equivalent SI unit is the metre per second.
Abbreviations include in/s, in/sec, ips, and less frequently in s.