She prefers to work-out at the gym rather than at home.

她更喜欢在健身房锻炼而不是在家里。

Nancy and Tonya both work out at the same gym.

南希和托尼亚在同一家健身房训练。

I try and work out at the local gym once a week.

我每周去本地的健身房健身。

What does the cost of converting the present building work out at?

把这样的一座房屋改建一下费用要多少？

It's not good to start with too much work-out at the beginning. What about trying something else?

开始的时候运动量过大是不好的。要不要试点别的？