It's even harder to clean up after the trekkers once they are gone.

更加困难的事是，在游客离开之后的垃圾清理工作。

youdao

Trekkers peer from the crater's rim at the Rinjani volcano in Lombok, Indonesia.

印度尼西亚龙目岛，登山人士在林加尼火山凝视着火山口的边缘。

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I understood later that there were indeed trekkers, whose ambition exceeded their capacity, that died of hypothermia.

我过后才了解当真曾有野心超逾本身能力的攀山者死于体温过低。

youdao

He studies the ways Trekkers have formed communities of support to tell stories about how the series helped them overcome difficult situations.

VOA: special.2009.06.05

Serious Trekkers join fan clubs, read "Star Trek" magazines and attend events like "Star Trek" conventions.

VOA: special.2009.06.05

People who love all things "Star Trek" are often called Trekkies or Trekkers.

VOA: special.2009.06.05

Zwinkels Tours operates the most welcoming guesthouses in the area, Zwinkels House and Trekkers Camp Belo.

BBC: Tarzan��s bewitching jungle home

Surely my fellow Trekkers are just as bored with all the Star Trek games that've been released.

CNN: Star Trek: Birth of the Federation

Trekkers can also share their Everest experiences and participate in a forum, exclusive to app users only.

FORBES: The New Travel Technology: Niche Destination Apps