Under this background, geography is faced with new challenge which came fr om itself and the practice.

在这种背景下，传统的地理学正受着来自学科自身和来自实践需要的双重挑战。

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With popularization and wide utilization of computer, computer teaching of non-computer specialties is faced with new challenge.

计算机的普及和广泛使用对计算机教学，尤其是如何搞好非计算机专业的计算机教学工作提出了新的挑战。

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When new or difficult material is presented, almost all listeners are faced with a challenge, because human's speech lacks the stability and permanence of the printed word.

当出现新的或困难的材料时，几乎所有的听众都面临着一个挑战，因为人类的语言缺乏印刷文字的稳定性和持久性。

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When faced with such a daunting challenge many consumers who would have otherwise bought a new lap top chose to purchase a tablet or simply postpone the purchase.

FORBES: Microsoft Hastens Demise Of PC Era And Drags Down Intel With Windows 8