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

美国电话服务是一流，而邮政服务效率则差一些。

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.

一项历时研究揭示，时间不、效率差（即周期紊乱）以及患有呼吸暂停症人群，其端粒损失与损害更为严重。

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.

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