On February 7 the Northern warlords Wu Pei-fu and Hsiao Yao-nan,who were backed by British imperialism,butchered the strikers. This became known as the February 7th Massacre.是什么意思_On February 7 the Northern warlords Wu Pei-fu and Hsiao Yao-nan,who were backed by British imperialism,butchered the strikers. This became known as the February 7th Massacre.在線翻譯_英語_讀音_用法_例句