在白宫前幕僚长凯利（John Kelly）接受一连串专访，对前老板提出深刻批评后，美国共和党总统候选人川普周三痛批不已，说这位海军陆战队前军官是个「糟糕的将领」，并否认凯利所谓他贬低美军的说法。

As the U.S. economy experiences steady but moderated growth, understanding the drivers of recent shifts is critical.