If you break up the flow, it will slow you down considerably.
如果你打破了它，阅读速度就会慢很多。
2
If you run hard every day, you will just continually break your muscles down, and improvement will be slow and difficult -and it could lead to burnout or injury.
如果你每天都跑到精疲力尽，你会中断肌肉的生长，提高肌肉将是更慢更难的事情，甚至肌肉会因此受到伤害。
3
I was too slow to play football, and my devastating curve and drop at 12 didn't come with any more break at 16.