He heard the engineer and fireman climb back into their cab, and caught snatches of conversation about a body being found on the train. 他听到司机和司炉回到了驾驶室，并断断续续地听到他们在谈论车上发现一具尸体的事。
I have been working at the book by fits and starts during the past five or six years. 近五六年来我一直断断续续地写这本书。
