We have contingency plans.我们有应急方案。We should be prepared for any contingency.我们应该对任何应急情况有所准备.We must always be prepared for every contingency.我们必须始终做应急准备....
直到1970年时, 开发者们显然在这场斗争中仍占据着上风.Until 1970, the developers clearly had the upper hand in this struggle.加利福尼亚在19世纪是许多开发者西进的目标.California was the goal of many pioneers in the 1800's.不难预见,环保主义者和资源开发者之间将会发生相当多的冲突.It takes ...