带有about的短语

　　例句：

　　It's about 2 metres wide.

　　它大约2米宽。

　　He looked about the room.

　　他在房间里四下看了看。

　　I'm definite about this.

　　我对这事毫无疑问。

　　You're completely mistaken about Jane.

　　你对简的看法完全错了。