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compass card 羅盤的盤面。

compass plane

Any of the32 equal divisions marked at the circumference of a mariner ' s compass card that indicate direction 羅盤上三十二個方位之一用來指示方向的水手羅經刻度盤圓周上標記的三十二等分中之一

Three figure compass card 三位度數羅盤