The reason is that Japanese invasion has altered class relations in China,and it is now possible not only for the petty bourgeoisie but even for the national bourgeoisie to join the anti-Japanese struggle.

• 这是因为日本侵略的情况变动了中国的阶级关系，不但小资产阶级，而且民族资产阶级，有了参加抗日斗争的可能性。