tā / men / shì / duō / nián / de / hǎo / péng / you / yù / dào / kùn / nan / shí / zǒng / shì / bù / fēn / bǐ / cǐ / de / hù / xiāng / bāng / zhù

他们是多年的好朋友，遇到困难时总是不分彼此地互相帮助。

They have been close friends for years and always help each other without making distinctions when difficulties arise.