A brief, handwritten postscript lay beneath his signature. 在他的签名下，有一句简短的手写附言。
A digital signature serves as the computer equivalent of a handwritten signature or thumb print. 数字签名相当于计算机中的手写签名或者手印。
Moreover, applications were developed to store and compare the characteristics of a person's handwritten signature. 此外，还开发了储存和比较个人手写签字特征的应用程序。
The electronic handwritten signature verification technology includes a signature gathering system, and a signature verification system. 电子手写签名认证技术包括签名采集系统和签名认证系统。