求翻译：难过的是我们做了选择，是对是错谁也没把握，如果要我放手才能获得，为何在我心中有舍不得，看着你要走还装着笑容，掩饰的脆弱要撑多久，如果现在开口如何挽留，感情这条线注定只能这么远是什么意思？

Sad is that we do choose is wrong no one to grasp, if I let go to get, why my heart could not bear to watch you go is also filled with a smile, to hide the vulnerable to stay long, if openings how to retain, the feelings of this line is bound to be so far

正在翻译，请等待...

Sad was we has made the choice, was who to is wrong not to grasp, if wanted me to drop to be able to obtain, why had in my heart does not give up, looks you had to walk are also installing the smiling face, how long concealed frailly must support, if how the present does open the mouth to detain, se

Sad is we did choose, who is right or wrong is not sure, if I have to let go in order to get why my heart could not bear, watching you smile to go pretend to conceal vulnerable how long to hang, if you now open-how to retain, feeling doomed only this line so far

正在翻译，请等待...