At Nine Dragons, net margins fell to 15.8% from 20.4%;for years they had increased on the strength of higher sales and more efficiency.是什么意思_At Nine Dragons, net margins fell to 15.8% from 20.4%;for years they had increased on the strength of higher sales and more efficiency.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句