ONE COPY IS TO BE RETAINED BY THE RECIPIENT; THE OTHER COPY IS BE SIGNED AND RETURNED ON RECEIPT OF THE MATERIAL.是什么意思_ONE COPY IS TO BE RETAINED BY THE RECIPIENT; THE OTHER COPY IS BE SIGNED AND RETURNED ON RECEIPT OF THE MATERIAL.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句