Jīng / guò / zhè / cì / kùn / nán / wǒ / men / kàn / qīng / le / shéi / shì / zhēn / zhèng / de / jí / fēng / jìng / cǎo。

经过这次困难，我们看清了谁是真正的疾风劲草。

After this hardship, we saw clearly who had real strength of character.