While not completely nonplussed by the unusually caustic responses from members of the audience,the speaker was nonethel

While not completely nonplussed by the unusually caustic responses from members of the audience,the speaker was nonetheless visibly ___ by their lively criticism.
discomfited
翻译为尽管讲演者并没有被听众们格外刻薄的反应弄得彻底的狼狈不堪,但他依然明显是地被其尖锐的批评弄得十分窘迫.
我想问已经有while了为什么还要用nonetheless,加上nonetheless不是再一次取反了吗?那么后半句就该翻译成他没有被其尖锐的批评弄得十分窘迫.