n. 艺术, 人文科学, 技术, 巧妙, 诡计, 美术

[计] 实际保持时间, 特许权和资源表, 平均检索时间, 平均运行时间

n. the products of human creativity; works of art collectively

n. the creation of beautiful or significant things

n. a superior skill that you can learn by study and practice and observation