An updated travel alert stated that all sailings have been canceled through the end of May as the company continues to " refine our protocols and await further technical guidance from the CDC [U.S. Centers for Disease Control and Prevention]" .
一份更新的旅行警报称，随着公司继续“完善我们的协议并等待 CDC [美国疾病控制和预防中心] 的进一步技术指导”，所有航行都已取消到 5 月底。