An in-service employee shall pay basic medical insurance premiums at 2% of his payment base. A retiree himself needs not to pay basic medical insurance premiums.是什么意思_An in-service employee shall pay basic medical insurance premiums at 2% of his payment base. A retiree himself needs not to pay basic medical insurance premiums.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句