The closest Obama got to it during a debate was to talk about “energy independence,” which implies not being reliant on oil from the Middle East. That, obviously, is something that every patriotic American wants.
最重大的省略是气候变化问题。奥巴马在某次辩论中曾经接近这个问题，说到了“能源独立”，这意味着减少对中东的石油依赖。显然，这也是爱国的美国人想听到的。