Surging patent activity has overwhelmed the US Patent Office, which is taking ever longer to process applications (see chart).
蜂拥而至的专利活动淹没了美国专利局，它要花比以往更长的时间来处理专利申请（见图表）。
2
Behavior change specialist and the activity organizer Steven Suphi believes stripping off in the office will help boost employees' confidence and develop trust.
该活动组织者、行为改变专家史蒂芬·苏普西认为，这样做可以提升员工自信，加深信任。
3
Istat, the national statistics office, estimates that underground economic activity amounts to 16% of GDP.