例句：
今天早些時(shí)候，美元出現(xiàn)回升。
The dollar staged a recovery earlier today.
昨天，英鎊對(duì)美元的匯率上升了。
Yesterday the pound strengthened against the dollar.
這家銀行有差不多一億美元的股本。
The bank has a share capital of almost 100 million dollars.
他們已經(jīng)承諾了數(shù)十億美元的援助。
They have already pledged billions of dollars in aid.