There's room for another one if you move up a bit.
如果你挪開一點，這里還可以容納多一個人。
You need to work on your pronunciation a bit more.
你需要再加把勁改進發音。
Actually, I'll be a bit late home.
說真的，我回家會晚一點。
What's wrong with a bit of smoodge between friends?
朋友之間互相恭維一下有什么不妥？
It's a bit much calling me at three in the morning.
凌晨三點鐘打電話給我，太過分了。