The notion of a function is fundamental in mathematics, and the λ-calculus is an attempt to make this notion precise.
函数的概念在数学中是基础的,而λ演算试图使这一概念精确化。
每一部电影都是一次旅程,不仅对观众如此,对电影制作人也是如此。
The essence of cryptography is to allow communication in the presence of adversaries.
I'm drawn to characters who are at a crossroads.