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玛丽:
Do you come to this club a lot? 
你经常到这个俱乐部来吗?
贝琳达:
I come here at least twice a week. My friends keep telling me I have to lose weight.
我每周至少来两次.我朋友老说我该减肥了.
玛丽:
You`re kidding!
你在开玩笑吧.
贝琳达:
Yeah. But seriously speaking, if I don`t exercise, I easily gain weight.
是的.但是说正经的.如果不锻炼.我很容易变胖的.
玛丽:
Can you tell me which machine is good to exercise my back?
你能告诉我用哪种器械可以锻炼我的背部吗?
贝琳达:
Sure. Follow me.
当然.跟我来.
玛丽:
All right.
好的.