提高警惕，保卫祖国！随时准备歼灭入侵之敌！

Be alert to protect our country, be ready to annihilate any aggressors at any moment.

youdao

提高警惕，保卫祖国！随时准备歼灭入侵之敌！

Be alert to protect our country, be ready to annihilate any aggressors at any moment.

youdao