Net profit-on-year decline in the gross profit margin of 52%, at the same time, for 39.8% y/y has risen a 0.5 of a percentage point.是什么意思_Net profit-on-year decline in the gross profit margin of 52%, at the same time, for 39.8% y/y has risen a 0.5 of a percentage point.在线翻译_英语_读音_用法_例句