The city is a living thing, always changing, always the same.
如果数据不能证明索引获胜,那么数据是错误的。
政策与运动的区别在于政策由其结果来判定,而运动则由它能让参加者感觉良好的程度来判定。
Coal will remain a vital energy source, but only if we evolve with the times.