Captains are required to renew their medical clearance every six months; first officers are required to renew it every year.

船长必须每六个月更新一次体检合格证； 大副需要每年更新一次。

If they don’t leave soon, their medical clearance will expire and they will be sent back to the refugee camp in Nepal, and the prospects of getting to the U.S. will diminish.

如果他们不尽快离开， 他们的医疗许可将过期， 他们将被送回尼泊尔的难民营， 前往美国的希望也将渺茫。