A group of about 50 Chechen gunmen held hundreds of hostages in a Moscow theatre on the night of Oct. 23, threatening to kill the hostages unless Russia pulls its troops out of Chechnya.是什么意思_A group of about 50 Chechen gunmen held hundreds of hostages in a Moscow theatre on the night of Oct. 23, threatening to kill the hostages unless Russia pulls its troops out of Chechnya.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句