It would be a good idea to call before we leave.

　　我們出發(fā)之前打個(gè)電話是個(gè)好主意。

　　I'd like to take this idea a step further.

　　我想把這一思想深化一步。

　　I had some idea of what the job would be like.

　　我對(duì)于這份工作有了一些了解。

　　By that time I had lost interest in the idea.

　　那時(shí)我已經(jīng)對(duì)此想法失去興趣了。

　　Many people do not like the idea of experiments on animals.

　　許多人不贊成在動(dòng)物身上做試驗(yàn)。

　　He has no idea how to run a business.

　　他絲毫不懂企業(yè)管理。