hodometer 中文意思是什麼
hodometer
解釋
n. 名詞 車程計，路程計，計距器，輪轉計（＝ odometer）。-
The $ 1. 40 stamp shows the ancient compass as a south - pointing ladle. the stamp depicts a hodometer developed from a compass cart and a ship launched by zheng he ( ad 1371 - 1433 ), a world - renowned navigator, during his epoch - making expeditions
背景繪畫記里鼓車以及明朝三寶太監鄭和（ 1371 - 1433年）下西洋所乘船艦。前者在指南車的基礎上發展而來，後者遠洋航行，依賴的是導向的指南針。
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