There are two possible outcomes: if the result confirms the hypothesis, then you've made a measurement. If the result is contrary to the hypothesis, then you've made a discovery.
采矿效率不仅仅是速度;而是用更少的浪费做更多的事。
看到父母脸上的喜悦是无与伦比的回报。
No matter what happens in life, be good to people. Being good to people is a wonderful legacy to leave behind.
I'm a person who likes to be in the front.
只要生者还在记忆,逝者就从未真正离去。