have a good idea of的意思
美
/ hæv ə ɡud aiˈdiə ɔv /
英
/ hæv e ɡʊd aɪˈdiə ʌv /
（非常）了解；清楚地了解（知道）
have a good idea of的例句
Have a good idea of what your role will be and try and convey the idea that you're flexible.
要对自己的角色有个清楚的认识，并且尝试向别人传达你比较灵活这一信息。
And I didn't have a good idea of how to actually do it.
而且我不知道如何去实际操作。
By now you should have a good idea of what NOT to do on them as well.
到现在为止，你也应该已经对于不能对他们做什么有了很好的了解了吧。