MO (Machine Object) files : The final step in the localization process is that the PO file is run through a program that turns it into an optimized machine-readable binary file (MO file).

• MO（机器对象）文件：本地化过程的最后一步是处理一个程序并且将这个程序转变为最优化的机器可读的二进制文件（MO文件）。