His introduction to fieldwork was a series of expeditions.

他初次参加的实地考察工作是一系列的探险活动。

Poultries need a large amount of food and space, which is typically limited to expeditions, and they produce a lot of excrement.

家禽需要大量的食物和空间，这在远征中通常是有限的，而且它们还会产生大量的排泄物。

I have a feeling this may be one of my last 8000m expeditions.

我感觉这是我最后一次8000米的探险。

In the following week, B made several expeditions to London.

在接下来的这个星期里，B去了好几次伦敦。

North Face expanded its brand by sponsoring expeditions to uncharted places.

North Face通过赞助探险队到达未知的地方夸大品牌声誉。