VOA慢速英语:Fed Upbeat on US Recovery

短语讲解：

1. "Looking ahead, I expect that economic activity will expand at a somewhat faster pace this year than it did last year, that the unemployment rate will continue to decline gradually, and that inflation will begin to move up toward two percent," said Yellen.

move up （使）升级，提升
例句：They could move up to a new level of efficiency. 
它们可以提高效率到一个新的水平。 

2. However, the central bank chief remained concerned about employment and international tensions.

concern about 使（自己）关心…
例句：She showed great concern about you. 
她很为你担心。 

3. The employment news balances the Commerce Department's announcement that economic growth was very slow in the first three-month of the year, the economy grew at a rate of one-tenth of one percent.

at a rate of 以…速度
例句：I got through the work at a rate of knots. 
我很快结束了工作。 

4. Mark Hamrick of Bankrate.com says the jobs are not pushing up hourly wages.

push up 推上去，增高，提高
例句：Push up the window, please. 
请把窗户推上。