Examples
tā她de的tóu fa头发cháng长huí回yuán lái原来de的cháng dù长度le了。
她的头发长回原来的长度了。
Her hair grew back to its original length.
这艘船的长度是30米。
The length of this ship is 30 meters.
婚姻的长度与婚宴的花费负相关。
The length of a marriage is inversely proportional to the cost of the wedding.