Many slopes are rock fields with sparse vegetation.

许多山坡都是植被稀疏的岩石地。

《柯林斯英汉双解大词典》

In this springtime image, snow caps Llaima's summit, but the snow-free slopes appear in shades of purple-brown and green, likely a combination of volcanic rock and vegetation.

在这张图像中，春天的亚伊马火山顶峰的雪冠依旧明显，不过无雪的山坡开始被紫褐色和绿色覆盖，那里似乎交错分布着火山岩与植被。

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Blue indicates water, red indicates vegetation, and shades of beige and gray indicate bare rock.

蓝色代表水，红代表植被，淡棕色和灰色代表裸岩。

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High up, the vegetation gives way to karst, pale rock dotted with scrub.

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It was caused by a private landowner clearing vegetation with a weed trimmer, which may have hit a rock and produced a spark that ignited the dry brush, U.S. Forest Service spokeswoman Linda Christman said.

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