除非玛丽帮我拖地，我不能在下午5点前打扫完教室的翻译：Unless Mary help me, I cannot finish before 5 o'clock in the afternoon to clean the classroom 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Unless Mary to help me mopping the floor, I can not finish before 5 pm cleaning the classroom

Unless Mary help me, I cannot finish before 5 o'clock in the afternoon to clean the classroom

Only if Mary helps me to tow, I cannot clean the classroom in front of afternoon 5 o'clock

Unless Mary Help me delay, I would not be in classrooms sweeping finished before 5 p.m.

Unless Mary help me, I cannot finish before 5 o'clock in the afternoon to clean the classroom