中心地的等级越高,其服务的区域越大,此类中心地的数量越少。
I think that's the best way to live: to be present in every moment.
We are not afraid to take risks, but we do so intelligently.
我是个幸存者,我不会放弃,我不会停下,我会更加努力。
有效的外交策略是建立在信任、合作和共同利益的基础上的。
"The beauty of life is in its unpredictability; it's what makes it worth living."