Compared with that, the agreement reached in Pyongyang by Christopher Hill, an assistant secretary of state, is vague indeed: part of it has been reached only verbally.

与此相对应的是，副国务卿克里斯托夫·希尔在平壤达成的协议确实非常含糊不清，协议部分内容甚至仅仅在口头上达成。