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。
The act of writing is an act of survival.
当被问及SpaceX连续发生三次故障时
All things are possible until they are proved impossible and even the impossible may only be so, as of now.
我们必须倾听科学,并让它指导我们在水产养殖中的决策。