航海
航海 (hánghǎi) means "to navigate" or "seafaring" and specifically refers to ocean navigation or maritime travel. It is a verb-object compound formed from 航 (to sail/navigate) and 海 (sea). This word frequently appears in historical contexts related to exploration, trade, and the invention of the compass.
古代的航海技术远没有现在这么发达。
Gǔdài de hánghǎi jìshù yuǎn méiyǒu xiànzài zhème fādá.
Ancient navigation technology was far less advanced than it is today.
郑和航海的故事在中国家喻户晓。
Zhèng Hé hánghǎi de gùshi zài Zhōngguó jiāyùhùxiǎo.
The story of Zheng He's voyages is known to every household in China.
指南针的发明大大推动了航海事业的发展。
Zhǐnánzhēn de fāmíng dàdà tuīdòng le hánghǎi shìyè de fāzhǎn.
The invention of the compass greatly advanced the development of maritime navigation.