百折不回

tā men shuō tā men jiāng bǎi zhé bù huí de zhàn dòu xià qù

他们说他们将百折不回地战斗下去。

They said that they would keep on fighting in spite of all setbacks.

zài xué xí shang wǒ men yào yǒu bǎi zhé bù huí de yì lì

在学习上，我们要有百折不回的毅力。

When it comes to learning, we need to have the perseverance to never give up.

tā zhè zhǒng bǎi zhé bù huí de jīng shen zhèng shì wǒ men suǒ pèi fú de

他这种百折不回的精神，正是我们所佩服的。

His unyielding spirit is what we admire.