I gave her very explicit directions how to get here.我明確地告訴她來這兒怎麽走。
She was very explicit about (= said very clearly and exactly) what she thought was wrong with the plans.她明確地指出了計劃中她認爲有誤的地方。
I wasn't aware that I would be paying - you certainly didn't make it explicit (= state it clearly).我不知道我得付款——毫無疑問是你沒說清楚。