Unlike free phrases, the structure of an idiom is to a large ext
分类: 英语词汇学(00832)发布时间: 2024-07-28 11:46浏览量: 0
Unlike free phrases, the structure of an idiom is to a large extent ______, for instance, by twos and threes cannot be turned into by threes and twos. 【正确答案】：unchangeable