In the best case, the company keeps moving forward at about halfspeed.
最好的情况，公司可以以半速前进。
2
I felt that if I could do 4 things at halfspeed I would get twice as much done.
我觉得如果我能用一半的速度做四件事情，我就能在同样的时间里做两倍的工作。
3
The doctor can play the sound back at halfspeed to diagnose a problem more confidently, save the file to the patient’s chart, and e-mail it all to a cardiologist to confirm the diagnosis.