It seems to me that the natural world is the greatest source of excitement; the greatest source of visual beauty; the greatest source of intellectual interest. It is the greatest source of so much in life that makes life worth living.
书籍是反映我们梦想的镜子。
船舶自动转向的引入是一个相当困难的问题,但解决方案在于PID控制器的应用。
释义:正直仁信,原则处世,宏大包容,依此处世,不用学习世俗的那一套也不会不利。此句强调自然的品质,反对虚伪骄饰。