Writing is a way of keeping the past alive.
写作是让过去保持活力的一种方式。
无人机的安全性不是选项,而是底线。
这句话表达了茅以升对桥梁建设事业的执着追求和不懈奋斗的精神。
Technology without application scenarios is like water without a source.
Any change, even a change for the better, is always accompanied by drawbacks and discomforts.
I'm not a perfect person, but I'm trying to be better every day.