Nonrecurring
a. 不是一再发生的\\n[经] 临时业务, 偶生业务
🗣️ 情景例句
He doesn't enjoy going to school.
他不喜欢上学。
Care killed the cat.
忧虑伤身。
the man sadly picked up the mattress and carried it into his house.
伤心地捡起了床垫，把它拿进了屋。