To me, the basic training was a lifetime of challenges that lasted six months.

对我来说，基础训练是持续六个月的一生的挑战。

youdao

This new role comes with a huge set of challenges, and needs largely to be invented.

这个新角色伴随着一系列巨大的挑战，且很大程度上需要把它创造出来。

youdao

When plants pioneered the land, they faced a range of challenges posed by terrestrial environments.

当植物开辟土地时，它们面临着陆地环境带来的一系列挑战。

youdao

So someone returning from mass displacement, even though I'm sure are thrilled to be going home, they bring with them all sorts of challenges upon their return."

VOA: special.2011.07.06

It's actually not impossible, but hard, and there are a number of challenges.

事实上，它并非不可能，只是很艰难，要面对很多挑战。

耶鲁公开课 - 金融市场课程节选

What are some of the particular opportunities and challenges of being a Muslim chaplain in America on a secular university campus?

美国大学中的穆斯林教士,一般都会遇到一些,什么样的机会和挑战呢？

普林斯顿公开课 - 人性课程节选

Faletau opened the scoring after seeing off a number of challenges before racing into the corner.

BBC: Magners League: Ospreys 16-21 Dragons

Sometimes, too much success in China can create its own set of challenges.

FORBES: Apple: Another Lesson On What Not To Do In China

Morsy has met a full range of challenges since taking office and has responded with decisiveness.

CNN: Egypt's Morsy makes his power plays