to keep somebody or something at arm's length
01
距離を置く, 深入りしない
to not form a friendly relationship with a person or avoid getting involved with something
慣用句
くだけた
例
He's a nice guy, but I have to keep him at arm's length until I get to know him better.
彼女はほとんどの同僚と距離を置き、私生活のことはめったに話さない。



























