可持续发展不再是选择;它是当今世界生存的必要条件。
Sustainability is not a choice anymore; it's a necessity for survival in today's world.
墨翟我上没有侍奉国君的差事,下没有耕田种地的艰难,我怎么敢放弃读书呢?
Life is made up of little things.
记忆是一种成就,甚至是一种更新。