[shùn biàn]
conveniently; in passing; while you are at it; without extra effort
I mention this point now in passing and shall refer to it again.
這一點現在順便提一下， 以后還會講到。
Please take this study material with you to the workshop.
你順便把這份學習材料帶到車間去吧。
I take this opportunity to report to you about a matter.
順便向各位報告一件事。