请帮手翻译一下英文句子
句子如下：
Dozens of Mexican nationals who were quarantined at hospitals and hotels in China despite showing no symptoms of swine flu headed home early Wednesday on a government-chartered jet
Scheduled to land before sunrise, the travelers are returning to a capital that has begun emerging from a government-ordered lockdown designed to contain the spread of the virus that has caused 31 deaths in Mexico and the U.S. and sickened nearly 1,900 in 21 countries