She also joined the campus chapter of the NAACP and the college's race relations and civil liberties committees.

她还加入了“全国有色人种协进会”的校园分会，以及学院的种族关系和公民自由委员会。

Meanwhile, American society has experienced the greatest crisisin race relations in a generation.

与此同时，美国社会经历了一代人以来最严重的种族关系危机。