We were doubtful the plan would work, but he managed to pull it off.我们曾怀疑计划的可行性,但他成功地实施了。It will be a very, very fine piece of mountaineering if they pull it off.如果他们能成功,那将是一次非常了不起的登山壮举。I'd hardly cooked a proper meal for years, and I was wondering if I could still pull it off.我有好多年没有做过一顿像样的饭了,不知道还行不行。