n.遠足；短途旅行；【物】偏移，漂移，偏離；偏差，偏振

We are planning an excursion to the blue mountain. 我們正在計劃去藍山遠足。

I was roped in for this excursion before I knew it. 我不知不覺被拉來參加了這次遠足旅行。

We shall make an excursion to Hangzhou this weekend. 這個周末我們將去杭州旅行。

The whole excursion took ten hours. 整個短途旅游花了十個小時。

The hiking excursion might be a bit dangerous. 徒步旅行可能會有點兒危險。

n.旅行者；短途旅行者