Meaning of zhàn shèng:
zhàn shèng
战胜
Verb
to prevail over; to defeat; to surmount
Tā zhōngyú zhànshèngle suǒyǒu kùnnán.
她终于战胜了所有困难。
She finally prevailed over all the difficulties.
Wǒmen bìxū nǔlì cái néng zhànshèng kùnnán.
我们必须努力才能战胜困难。
We must work hard to overcome the difficulties.
Wǒmen bìxū yào nǔlì cáinéng zuìzhōng zhànshèng kùnnán.
我们必须要努力才能最终战胜困难。
We must strive hard in order to finally overcome difficulties.