Since we integrated the two-track exchange rate in 1994, the exchange rate of the RMB has fluctuated.
从1994年汇率并轨到现在，人民币汇率并不是一成不变的。
2
Up to the farmhouse to dinner through the teeming, dusty field, the road under our sneakers was only a two-track road.
穿过肥沃的、尘土飞扬的田野去农舍吃饭时，我们脚下的路只剩下了两道路轨。
3
Sticking to the two-track negotiatingprocess pertaining to the Kyoto Protocol and Long-term Cooperative Action working groups is a key element, so that "Cancun does not repeat Copenhagen."