In English, the word "机智" can be translated to "clever" or "smart." It comes from the Chinese characters "机" and "智," which mean "machine" and "wisdom" or "intelligence," respectively. Here are some example sentences in English and Chinese:

She is very 机智 and always knows the right thing to say in any situation. (她很机智，在任何情况下都知道说什么合适。)

He has a 机智 mind and is able to solve complex problems easily. (他思维敏捷，能轻松解决复杂问题。)

She showed great 机智 in escaping from the burning building. (她在从燃烧的建筑中逃出来时表现出了极大的机智。)