be on the ball

常见例句

But I would like to try a different kind of life. I prefer to be on the ball.
但是我想尝试另外一种生活，一种忙碌的生活。
You”l be on the ball more often, be able to move fludily from task to task and not get lost nearly as much with a trusted system at your side.
你会更出色，从一个任务到另一个任务灵活转换，不会迷失在信任的规划里。
I had never been to an event like this before, but it was both great fun and very hard work trying to be on the ball constantly to get questions answered and pick out new info!
以前我还从来没有参加过象这样的活动，但是对我来说真是充满了极大的乐趣，而且要看准时机提出在行的问题并从这些回答中获得新的信息，还真是一件十分困难的事情！

And then, on the top of 3, we get another example: "In other words we've got to get on the ball, darling, what I'm saying, otherwise it'll be fluctuating and lack of true knowledge or crystallization of our plans."
然后，在第三页上面，又有一个例子：,换句话说我们必须去这个舞会，亲爱的，我是说，不然就会变得波动又缺少真知识,或使我们的计划结晶化“
耶鲁公开课 - 1945年后的美国小说课程节选

We all know that there is TONS of bad info out there about HDTV and the digital transition, but Circuit City seems to be on the ball.
ENGADGET: Circuit City nails it! HD
During the game, that virtual first-down marker you see on your TV could now be on the field itself before the ball is snapped.
FORBES: Field of Screens