Pinyin/Fish
Fish is the oldest vertebrate animal. They live in clearwater lake, river, to saltwater sea. Fish live in water all of their life. Fish use gills to breath, use fins to aid balance and movement. Fish flesh are rich in protein and phosphorus, etc. It is rich in nutrition and taste fresh and nice. Fish can be easily digested and absorbed by the human body. Fish play an important role in the physical and mental development of humans. The other body parts of fish can be made into fish liver oil, fish gelatine, fish meal, etc. Some kind of fish such as goldfish and tropical fish have wide range of postures, vibrant colors and possess high sighting value. Fishing is an activity that is beneficial to both body and mind and is popular for populations worldwide. Also, some kinds of fishes such as mosquito-eating fish, etc, are useful in eliminating the vector of infection of malaria, yellow fever, etc, beneficial to human health.
Yúlèi shì zuì gǔlǎo de jǐzhuīdòngwù. Tāmen shēnghuó yú dànshuǐ de húpō, héliú dào xiánshuǐ de dàhǎi. Yúlèi zhōngshēng shēnghuó zài shuǐzhōng, yòng yúsāi hūxī, yòng yúqí fǔzhù shēntǐ pínghéng hé yùndòng. Yúròu fùhán dòngwù dànbáizhì hé línzhì děng, yíngyǎng fēngfù, zīwèi xiānměi, róngyì bèi réntǐ xiāohuà xīshōu, duì rénlèi tǐlì hé zhìlì de fāzhǎn jùyǒu zhòngdà zuòyòng. Yú-tǐ de qítā bùfèn kě zhìchéng yúgānyóu, yújiāo, yúfěn děng. Yǒuxiē yúlèi rú jīnyú, rèdàiyú děng tǐtàiduōzī, sècǎi yànlì, jùyǒu jiàogāo de guānshǎng jiàzhí. Diàoyú shì yǒuyì yú shēnxīn jiànkāng de yùndòng, shòudào shìjiè-gèguó rénmín de xǐ'ài. Cǐwài, mǒuxiē yúlèi rú shíwényú děng duì xiāomiè nüèjí, huángrèbìng děng chuánrǎn méijiè, yǒuyì rénlèi jiànkāng.