"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)的十分之一。" 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).
她虽然得第二名,但与第一名仅差十分之一秒。 Although she came second their times were only a tenth of a second apart.