Shelters of boughs, arranged in an A-framed fashion from a ridge

Shelters of boughs, arranged in an A-framed fashion from a ridge pole make good temporary shelters and are first rate as windbreaks at night.
【正确答案】：由树枝围成的露营地呈A字型，并用栋木搭成临时的住所，在夜里挡风效果最好。
【题目解析】：arranged in an A-framed fashion from a ridge pole修饰Shelters of boughs。