The gravity on Mars is only about there eighths of that on the Earth.

火星上的重力大约只有地球上的八分之三。

One kilometer is equal to five eighths of a mile.

一公里等于八分之五英里.

Its range is generally five octaves and three-eighths.

一般按四五度定弦，音域三个八度。

Its range is generally five octaves and three - eighths.

一般按四五度定弦,音域三个八度.

Metres and centimetres, yards and eighths, or feet and inches.

米和厘米，码和八分之七，或英尺英寸。