It would be a good idea to call before we leave.
我們出發之前打個電話是個好主意。
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.
我對于這份工作有了一些了解。
By that time I had lost interest in the idea.
那時我已經對此想法失去興趣了。
Many people do not like the idea of experiments on animals.
許多人不贊成在動物身上做試驗。
He has no idea how to run a business.
他絲毫不懂企業管理。