Given the distance between my previous role as a convention gate-crasher and my newfound role as convention keynoter, I had some cause to worry that my appearance in Boston might not go very well.
我上届大会的角色是擅闯会场者,而这届大会是主发言人,由于这两个角色的巨大差距,我有一定的理由担心,我顿的登场也许不会十分成功。