a1 就读作 A oneA‘ 就读作 A prime,如果 ' 是有具体含义的,比如导数,可以说 derivative of A,A‘s (first order) derivative如果是矩阵的转置, 可以说 transpose of A, A's transpose
book:
https://github.com/PKUanonym/REKCARC-TSC-UHT