The concentration of Chinese forces along the Yalu did not really begin until mid-July 1950 with the formation of the Northeast China Border Defense Force, about 260,000 troops.是什么意思_The concentration of Chinese forces along the Yalu did not really begin until mid-July 1950 with the formation of the Northeast China Border Defense Force, about 260,000 troops.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句