下西洋

to sail west (from China) (used in reference to the 15th century voyages of Zheng He 鄭和|郑和[Zheng4 He2] to regions bordering the Indian Ocean)

down / downwards / below / lower / later / next (week etc) / second (of two parts) / to decline / to go down / to arrive at (a decision, conclusion etc) / measure word to show the frequency of an action

the West / abbr. for Spain 西班牙[Xi1 ban1 ya2] / Spanish

the West (Europe and North America) / countries of the Indian Ocean (traditional)

ocean / vast / foreign / silver dollar or coin