Either of two sloths of South America: so called from the sky.

(南美洲所产之)三趾树獭(因其叫声的得名)。

Artificial Intelligence. The subfield of computer science concerned with the concepts and methods of symbolic inference by computer and symbolic knowledge representation for use in making inferences. AI can be seen as an attempt to model aspects of human thought on computers. It is also sometimes defined as trying to solve by computer any problem that a human can solve faster.

人工智慧。电脑科学的一门，这是研究如何利用电脑来模拟人类的思考，使电脑具备类似人类推理或学习的能力。