flaw
Noun 缺点, 裂纹, 瑕疵, 一阵狂风
Invalid [化] 划痕; 裂缝; 裂纹

If there is no such a mountain as thesis during four years of undergraduate study, there is a flaw in collage education beyond doubt.
如果大学学习四年，没有论文这样一座山让你去攀援，它对学生的素质教育无疑是一种缺憾。;