An explanation from the machine translation service that reads: "I tried my best, but "便" can mean "flight" or "bowel movement." The context is unclear. Do you mean A: flight or B: bowel movement? Clarifying this will ensure an accurate translation."
https://nekocat-1331303930.cos.ap-tokyo.myqcloud.com/media_attachments/files/113/550/491/328/711/370/original/2403f7d900e236ec.jpeg