必要性

duì gǎi gé de bì yào xìng yǐ jīng dá chéng le gòng shí

对改革的必要性已经达成了共识。

There is agreement on the necessity of reforms.

tā tán dào chǔ xù jīn qián de bì yào xìng

她谈到储蓄金钱的必要性。

She spoke about the need for saving money.