In front of them the valley dropped sharply away from the road.

他们前面的山谷从路旁急剧倾斜而下。

《牛津词典》

All the warriors who were with him went up and marched until they reached the front of the city. Then they encamped opposite the northern side of the city. The valley separated them from the city.

跟随他的所有军人也都一齐进发，迫近城下，在哈依北面扎了营。原来在他和哈依中间隔著一个山谷。

youdao

In front of me, the valley plunged down for hundreds of feet, all the way to the river.

在我前面，峡谷向下有数百英尺，直到河面。

youdao

This once fertile river valley is on the front lines of Senegal's fight against desertification.

VOA: standard.2010.04.01

So with the rise of smartphones to be the front line in Silicon Valley and beyond, what approaches were open to Zuckerberg?

FORBES: Zuckerberg Goes Cuckoo To Test Facebook Home's Mobile Strategy

In front of you is the Valley of Death for investors.

FORBES: Money Creation Betrays Fed Insanity

Late in the fall, during a rare lull in his work on the Mars program, Grotzinger and I took a drive to Death Valley due east from his house in lush San Marino, across the front range of the San Gabriels, past Apple Valley and Barstow, and down into the great basin of the Mojave.

NEWYORKER: The Martian Chroniclers