I have noted with concern the poor air quality as measured by street-level monitors in recent days. We must deal with this problem as a matter of priority.是什么意思_I have noted with concern the poor air quality as measured by street-level monitors in recent days. We must deal with this problem as a matter of priority.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句