share (of) n.部分;股份
ebb n.v.落潮，退潮;衰弱，减退
the ebb and glow of sth 涨落，兴衰，起伏
specifically adv.具体来说，确切地说
religiosity n.笃信宗教
account for 解释;占据
buffer v.缓冲，保护，使不受侵害
in place of 代替
indeed adv.确实;实际上，其实
institution n.风俗习惯，制度
It's not the end of the story. 没那么简单。
But for the rise in regular friend contact over the past few years, young men and women would be even less happy.
But for…虚拟语气
而如果不是这几年朋友间的日常联系有所增加，年轻男女甚至会感到更不幸福。
Indeed, it may be that rising social time spent with friends in recent years could be buffering young adults from the declines in institutions such as marriage or religion, as friends stand in place of other relationships or forms of community.
实际上，近几年朋友间社交时间的增加，可能使年轻人免受习俗活动（如婚姻和宗教）减少所造成的困扰，因为朋友替代了其它关系或团体的位置。
