The operation could prolong his life by two or three years.
这次手术可使他多活两三年。
For a long time his death was concealed from her.
他的.死瞒了很长时间都没告诉她。
She's in New York researching her new book.
她在纽约为她的新书搜集材料。
She met up with some of her old school friends.
她遇见几个老同学。
Her position in the party has strengthened in recent weeks.
最近几个星期以来，她在党内的地位有所增强。