I turned around to see where it was coming from. 我转身看他是从哪过来的。

　　They turned around and looked at Tammy. 他们转身看了看塔米。

　　He turned around and said “Again, I'm sorry. ” 他转身说道，“再说一遍，我很抱歉”。

　　I think we're lost now.  我感觉我们迷路了。

　　Let's just turn around and go home.  我们沿着原来的方向回家吧。