When the President is ill, his duties devolve on the Vice-President.
总统生病时, 
职责由副总统代理。
When the President is ill, his duties devolve on the Vice-President.
总统生病时, 职责由副总统代理。
"While Mr White was ill, most of his work devolved on his nephew."
"怀特先生生病期间,他的大部分工作
了他的侄子。"
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内容亦不代本软件的观点；若发现问题，欢迎向我们指正。
