2--I know what you mean. I fit into my clothes, but I'm not always comfortable.
 
1--Would you like to get in shape together?
 
2--What do you have in mind?
 
1--How about going to the gym? There's one really close to work.
 
2--I know the one you mean. Do you know how much the memberships are?
 
1--As a matter of fact, they are having a promotion right now.
 
2--Let's go after work and take a tour of the facilities.
 
===================================
注解：
 
1.get in shape健身；塑身
2.fence sitter中庸  
3.membership会员资格
 
===================================
译文：
 
1--我想健身，我看起来刚刚好，不会太胖，可是也不健康。
2--我懂你的意思，我的衣服都穿得下，可是老是觉得不舒服。
1--你想一起去健身吗？
2--你有什么打算？
1--去健身房如何？公司附近就有一家。
2--我知道你说的那家，你知道成为会员要多少钱吗？
1--事实上，现在有促销活动。
2--下班后我们就过去，顺便参观一下设施。