问题
问答题
But Obama’s appearance presented a deeper challenge, reflecting the tenor of his times. Unlike those tragedies---which, at least initially, united a mournful country and quieted partisan divisions---this one has, in the days since the killings, had the opposite effect, inflaming the divide.
答案
参考答案： 然而，奥巴马本次面临着更大的挑战，也映射出这个时代的要旨。不同于以往那些惨案---至少在其发生的初期，整个国家在哀悼中团结如一，各党派亦因此噤若寒蝉---而本次的枪击惨案却产生了相反的效果，激发了党派间的分歧。