China is on target to fulfill its climate change agreement. But US never fully committed and will change with different political parties. 中國正朝著履行氣候變遷協議的目標邁進。但美國從未完全承諾，並且會隨著不同的政黨而改變，永遠是錢行頭，不理他人死活，對自己美國人民是這樣何況是其他人呢!