〈口〉正在全力进行中，正起劲；（聚会、有组织的活动等）正在十分热烈（或活跃）地进行中；正处于全盛时期，处于兴盛阶段；如火如荼地进行，全面展开

例句：

When we arrived the party was already in full swing. 我们赶到时，聚会已进入高潮。

At this time last week, the Nuclear Renaissance was in full swing. 上周的这个时候，核复兴正处于全盛时期。

Spring ploughing is in full swing. 春耕闹得正欢。

The international rugby season is in full swing. 国际橄榄球赛季正如火如荼地进行着。

When we returned, the party was in full swing and the dance floor was crowded. 我们回来的时候，聚会正开得起劲，舞池里挤满了人。

Spring 1970. The social revolution was in full swing. 1970年的春天，社会变革潮起云涌。

The network response is much slower than it was in full swing. 网络反应要比网络最佳状态时的反应慢得多。

At present, the new rural construction is in full swing. 目前，新农村建设正如火如荼的开展。

Chinese foreign acquisitions are in full swing, he says. 他说：中国人的海外并购热潮已全面展开。