How to say “Yesterday's van delay left us working in the post office dispatch room until midnight.” in Japanese
In Japanese
昨日は配送車が来るのが遅れて、郵便局の発送室で夜中の12時まで作業してたんだ。
Kinō wa haisōsha ga kuru no ga okurete, yūbinkyoku no hassōshitsu de yonaka no jūniji made sagyō shitetanda.