1.复杂的，难懂的，费解的
2.（单词或句子）复合的（指词根加有词缀或主句含有从句）
n.
1.建筑群
2.相关联的一组事物
3.（尤用于构成复合词）不正常的精神状态，情结
4.（对某事）不正常的忧虑
5.控（喜欢……的人）
词形变化
- 副词 complexly
- 名称 complexness
- 这些形容词均含“复杂的”之意。
complex侧重内在关系的复杂，需通过仔细研究与了解才能掌握和运用。
complicated与complex的含义接近，但语气更强，着重极其复杂，很难分析、分辨或解释。
sophisticated侧重指事物发展到或达到高级的程度所体现出的复杂。
intricate着重指错综复杂，令人迷惑理解。
- a compound described in terms of the central atom to which other atoms are bound or coordinated
- complicated in structure; consisting of interconnected parts
- a whole structure (as a building) made up of interconnected or related structures
- a conceptual whole made up of complicated and related parts
- (psychoanalysis) a combination of emotions and impulses that have been rejected from awareness but still influence a person‘s behavior