形容词
中文翻译：复杂的
同义词：
['complicated', 'intricate', 'intricately', "complex例句：1. The problem is so complex that it's hard to solve.（这个问题太复杂了，很难解决。）"]
例句：
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1. The problem is so complex that it's hard to solve.
这个问题太复杂了，很难解决。
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2.The design of the new building is incredibly complex.
这座新建筑的设计非常复杂。
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3. The story behind the painting is quite complex.
这幅画背后的故事相当复杂。