But chen was unruffled , answering with ease and humor .
但陈丹青很镇定，他轻快而不失幽默地进行回答。
In the first of america 's three presidential debates , an affable and unruffled mitt romney outclassed barack obama .
在美国总统大选三场电视辩论的第一场辩论中，镇定自信的米特罗姆尼大胜贝拉克奥巴马。
The french president of the european central bank usually presides over his monthly press conference , which follows the monetary-policy meeting of the governing council , with an unruffled bonhomie .
