Mafourdi knows they are vital to keep the water supply flowing.

马佛笛深知维持水源的流动性的重要。

There'll be plenty of exemptions for diplomats, doctors and cross-border commuters as well as anyone keeping trade and food supplies flowing.

外交官、医生、跨境通勤者以及保持贸易和食品供应流通的人都将获得大量豁免。