Countries around the Asia-Pacific region have closed borders and imposed strict quarantine requirements, essentially sealing themselves off from the world.
원문출처 : https://www.cnn.com/travel/article/covid-flight-crews-borders-intl-hnk-dst/index.html
원문출처 : https://www.cnn.com/travel/article/covid-flight-crews-borders-intl-hnk-dst/index.html