1、Oh, I couldn't let you go without saying one last goodbye... and to give you this...
哦，我不能沒說最后一聲再見就讓你走…另外，給你這個…

2、It should go without saying that the US would not tolerate such a slump.
毫無疑問，美國無法允忍這樣的衰退。

3、It should go without saying that the US would not tolerate such a slump
毫無疑問，美國無法允忍這樣的衰退。

4、Oh, and it should go without saying that this is still an interview.
啊，別忘了這仍然是一場面試。

go without saying翻譯