成语

成语是汉语中经过长期使用、锤炼而形成的固定短语，通常有明确的含义和特定的用法。成语大多由四个字组成,但也有三个字、五个字甚至更多字的成语。成语来源广泛，有的出自古代神话传说，有的出自历史故事，有的出自古代文学作品等。成语是汉语的精华，它们简洁明了、形象生动，能够准确地表达复杂的思想和情感，在汉语的日常交流和文学创作中都起着重要的作用。

参考译文：

Chinese idioms are fixed phrases formed after long-term use and refinement. They usually have definite meanings and specific usages. Most idioms consist of four words, but there are also idioms of three, five or more words. Idioms from a wide range of sources, some from ancient myths and legends, some from historical stories, some from ancient literary works. Idioms are the essence of the Chinese language. They are concise, vivid and can accurately express complex thoughts and feelings. In the daily communication of Chinese and literary creation plays an important role.