1. Famous poem about the war class idiom? �й�ս�����ʫ�����Գ��
2. Although this is a serious subject, using this idiom indicates a kind of humor as well. ��������һ�������صĻ��⣬�������ϰ��Ҳ������һ����Ĭ��ʽ��
3. That is why this idiom is used to describe ideas that are not realistic, as if they are dreams or fantasies. �Ǿ���Ϊʲô���ϰ����������������ʵ�ʵ��뷨�ģ���Щ���뷨���ͺ������κͻ���һ����
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n.
1. a manner of speaking that is natural to native speakers of a language
2. the usage or vocabulary that is characteristic of a specific group of people
3. the style of a particular artist or school or movement
4. an expression whose meanings cannot be inferred from the meanings of the words that make it up