太平洋 (Tàipíngyáng) is a proper noun meaning "Pacific Ocean." The name literally translates to "great peace ocean." It is used in geographical and scientific contexts when discussing oceanic regions or research.
太平洋是世界上最大的海洋。
Tàipíngyáng shì shìjiè shàng zuì dà de hǎiyáng.
The Pacific Ocean is the largest ocean in the world.
这种鱼主要生活在太平洋深处。
zhè zhǒng yú zhǔyào shēnghuó zài Tàipíngyáng shēnchù.
This type of fish mainly lives in the depths of the Pacific Ocean.
从中国飞到美国要横跨整个太平洋。
cóng Zhōngguó fēi dào Měiguó yào héngkuà zhěnggè Tàipíngyáng.
Flying from China to the United States requires crossing the entire Pacific Ocean.