四个数字有多少种组合三位数p简介：The soldiers who retreated deep into the position kept Lu Tao's order in mind. Each of them held a bayonet, and they were in groups of two or three, waiting for the Japanese to get into the encirclement.
The soldiers who retreated deep into the position kept Lu Tao's order in mind. Each of them held a bayonet, and they were in groups of two or three, waiting for the Japanese to get into the encirclement.
