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。
Our results should be a good approximation to the true state of affairs.
我們的結果應該和實際情況相當接近。
He would be a good father to my children.
對我的孩子們來說，他會是個好父親。
It might be a good idea to tell your husband.
告訴你的丈夫不失為上策。
It may also be a good move to suggest she talks things over
建議她把事情談開了也許是不錯的做法。