“an ace in the hole”可以造什么句，an ace in the hole造句
来源：语文精选馆 2.72W
His strength in a crisis is an ace in the hole.
His strength in a crisis be an ace in the hole
Navy and Air Force dominate easily, and a huge nuclear deterrent as an ace in the hole, and the United States is easily the most strategically secure great power in history.
