但你知道我从未去过那儿，所以无从说起的英文

you know i've never really been there, so i don't know ,

• 但:    only; just; merely
• 你:    you
• 知道:    know; realize; be ...
• 我:    I; my; me
• 去:    go; leave
• 过:    cross; pass
• 那儿:    that place; there ...
• 所以:    so; therefore; as ...
• 无从说起:    not to know where ...