There are serious flaws in the way we train our teachers.
What you’ve just said is the fatal flaw in your argument.
There was a tiny flaw in the diamond.
My father definitely had his flaws and failings.
英语词典包含67175条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。