Meaning of wéi hù:
维护
to defend; to safeguard; to protect; to uphold; to maintain
Tā zhèngzài nǔlì de wéihù zìjǐ de guāndiǎn.
他正在努力地维护自己的观点。
He is working hard to defend his point of view.
Wǒmen yīnggāi gòngtóng nǔlì lái wéihù hépíng.
我们应该共同努力来维护和平。
We should work together to maintain peace.
Wǒmen bìxū gòngtóng nǔlì lái wéihù huánjìng.
我们必须共同努力来维护环境。
We must work together to protect the environment.
Wǒmen xūyào nǔlì wéihù zìrán huánjìng.
我们需要努力维护自然环境。
We need to work hard to uphold the natural environment.
Wǒmen xūyào dìngqī wéihù zhèxiē jīqì.
我们需要定期维护这些机器。
We need to regularly maintain these machines.