短语讲解：

1. The Chinese filed a formal diplomatic protest late Wednesday, according to the Associated Press.

according to 根据，按照; 据…所说
例句：According to the news report, A Lishan has snowed heavily last night.
据新闻报导，昨晚阿里山下了大雪。

2. Congress has 30 days to review the arms sale. Most U.S. lawmakers approve of the deal.

approve of 赞成，赞同
例句：Her parents did not approve of her decision.
父母不赞成她的决定。