For large volumes of water, this specific unit of measure is used. It is equal to about 810,767 acre-feet, one cubic kilometer, or one billion (109) cubic meters.
法律词典收录了41026条英汉双解法律词条，基本涵盖了常用法律英语单词及短语词组的翻译及用法，是法律学习的有利工具。