On 11 May, the 227th Infantry ordered a full-scale assault on the Ijssel defence line, which was now heavily defended by Dutch troops.是什么意思_On 11 May, the 227th Infantry ordered a full-scale assault on the Ijssel defence line, which was now heavily defended by Dutch troops.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句