日本語をクリックすると英文が表示されます。まずは自分で英語にしてから答え合わせを。
There's no rush on your reply, take your time.
If it's alright, could I have a moment later?
Just do what you can, that's fine.
If I may be so bold, let me make a suggestion.
I don't mean to be forward, but it caught my attention.
Just to add, for the record...
I'm sorry to put you to the trouble.
Please don't trouble yourself; carry on.
I won't insist, of course.
Whenever it's convenient for you is fine.
If you don't mind, could you tell me why?
I'm terribly sorry, but could you bear with me a moment?