arr.

剑桥词典

written abbreviation for arrive or arrival : used in timetables to show the time at which a bus , train , or aircraft reaches a place
（用於時刻表中）觝達，到達（arrive或arrival的縮寫）
Flight 226: dep. 10.25, arr. 13.45. 226航班：起飛時間10:25，觝達時間13:45。

written abbreviation for arranged by: used before the name of the person who has arranged a piece of music
（用於音樂改編人的姓名之前）由…改編的（arranged by的縮寫） 返回 arr.