如何区分ordinary common usual general?

这些单词看似一样,却有很微妙的区别：ordinary 普通的,平凡的例句：Ordinary measures will not do in a crisis。Extraordinary measures are required。common 常见的例句：Sandstorms are most common in April in Beijing。usual 平常的,惯常的,惯例的例句：A crime has been committed。The police will be rounding up the usual suspects。general 一般的,广泛的,概括的例句：The problem is too complicated。I can only give you a very general idea of what happened。希望帮到了你,满意请点击“选为满意答案”及时采纳,