控制的目的是使系统在存在不确定性和干扰的情况下仍能按期望的方式运行。
Success in the dairy industry is not just about producing milk; it's about creating value at every step of the supply chain.
In love, there are no rules.
The sun, with all those planets revolving around it and dependent on it, can still ripen a bunch of grapes as if it had nothing else in the universe to do.
哦，悲伤，我的灵魂如此悲伤，因为，因为一个女人。