This is due partly to the fact that the telephone service is superb here, whereas the postal service is less efficient.

美国的电话服务是一流的，而邮政服务的效率则差一些。

The eight-year study revealed that individuals with insufficient sleep time, poor sleep efficiency, meaning their sleep cycles are disrupted, and sleep apnea had greater loss and damage to their telomeres.

一项历时八年的研究揭示，眠时间不足、眠效率差（即眠周期紊乱）以及患有眠呼吸暂停症的人群，其端粒害更为严重。

Only four of those 84 teams, 4.8%, have finished the regular season 20th or worse in defensive efficiency, according to our friends at Cleaning the Glass.

根据我们的朋友Cleaning the Glass的数据，在那84支球队中，只有4支，即4.8%，在常规赛中的防守效率排名倒数20位或更差。