求翻译：有时候课程作业比较难，学生们一开始都不会做，很多学生因此就空在那里，但是杨璇同学会花更多的时间在攻克难题上，实在不会时才请我帮忙。是什么意思？

Sometimes the course work is more difficult for students as they are not doing a lot of students and therefore empty in there, Yang Xuan students will spend more time in the capture problem, it will not only asked me to help.

Sometimes course job more difficult, one of their students have not done so, so there is a lot of the students in there, but the young alumni spend more time in solving difficult problems, it is not only when I can help.

The curriculum work quite is sometimes difficult, the students all cannot do from the very beginning, therefore very many students empty in there, but Yang fine jade fellow student association flower more time when the expugnable difficult problem, really cannot only then asks me to help.

Sometimes work in the course more difficult, the students can't do a start, where many students, but spent more time in the Yang Xuan Alumni Association to overcome challenges, not only asked me for help.

正在翻译，请等待...