The camera has a shutter speed of one-sixtieth of a second.

像机的快门速度达六十之一秒。

A dime is a tenth of a dollar.

一角银币是十之一美元。

A minute is the sixtieth part of hour.

一钟是一小时的六十之一。

A rule says that the height of a wave (in meters) will usually be no more than one-tenth of the wind's speed (in kilometers).

"有条规则表明,波浪的高度(以米为单位)一般小于风速(以公里为单位)的十之一。"