As with the outsourced street cleansing services, the Department has put in place a monitoring and sanction mechanism to ensure the waste collection contractors deliver satisfactory service.是什么意思_As with the outsourced street cleansing services, the Department has put in place a monitoring and sanction mechanism to ensure the waste collection contractors deliver satisfactory service.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句