Although he has previously explored such a "grand bargain" privately, he has never before laid out a credible formalplan for one.
尽管他先前曾私下里试探过这样的“大交易”,但是他以前从来没有为此提出过一项可信又正式的计划。
2
NASA spokeswoman Delores Beasley said Friday that the Russians have not submitted any formalplan and that the agency would not comment on the proposed trip before then.