女性,不仅拥有心灵,也有思想和灵魂。她们不仅拥有美丽,也有理想和才能。我受够了人们总说女人只适合去恋爱。
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。
You must not think that what is hard for you to master is humanly impossible; and if it is humanly possible, consider it to be within your reach.