The Compass Rose—drawn on almost every map—indicated North, East, South, and West.
例如，每张地图上都会有“罗盘玫瑰”，指明东、南、西、北。
There, copper plates near the entrance bear snippets of Morse code, and a naturally magnetized lodestone sits by a compass rose etched in granite.
这面铜板离入口很近，在入口的地方刻有一段莫尔斯电码，旁边还有一块天然磁石摆放在一块刻有罗盘刻度的花岗岩上。
Recognizing the distinguishing features of a map's compass rose.
识别地图上指南针的特征。
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