l won't work out the problem the teacher helps me中间添 unless 还是 if

问题描述:

l won't work out the problem the teacher helps me
中间添 unless 还是 if

添加if

unless
除非老师帮助我,要不然我不会做这个题

unless;
翻译;除非老师帮我,否则我无法解答出这个问题.