It's not your place to give advice.

　　還輪不到你來做指導。

　　On their advice I applied for the job.

　　我聽從他們的建議申請了這份工作。

　　They give advice for people with HIV and AIDS.

　　他們向艾滋病病毒攜帶者和艾滋病患者提供咨詢。

　　It's pot luck whether you get good advice or not.

　　能不能得到好的指點那就全靠運氣了。

　　Let me give you a piece of advice.

　　讓我給你一個忠告。