Mr. collins , who is 51 , keeps a stopwatch with three separate timers in his pocket at all times , stopping and starting them as he switches activities .
When sophia came in second on a multiplication speed test at school , chua made her do 20 practice tests every night for a week , clocking her with a stopwatch .
思慧有一次在学校的乘法速算测验中拿了第二,蔡美儿一个星期让她每晚做20道题,拿秒表计时。
The nano 's clock feature still includes stopwatch and timer modes which , of course , you access by swiping to the left when viewing the clock .
nano的时钟功能依然带有秒表和计时器模式,当然,你可以在查看时钟时向左划动进入。
He can chat with other line workers , but on the line there are no wasted movements ; they have been analyzed and tested with a stopwatch , he said .
他可以同工友聊天,但整个流程中没有多余的动作;他说,这些已经用秒表分析测试过。
Henning wehn , who styles himself as " german comedy ambassador to the uk " , tells jokes about mutual stereotypes while wearing a stopwatch on stage to reflect german punctiliousness .