无论遇到什么困难，我都不会放弃的。

Wúlùn yùdào shénme kùnnan, wǒ dōu bú huì fàngqì de.

No matter what difficulties I encounter, I won't quit.

无论我做多少运动，还是瘦不下来。

Wúlùn wǒ zuò duōshao yùndòng, háishi shòu bù xiàlái.

Regardless how much I exercise, I still can't lose weight.

无论你说什么，我也不会改变我的决定。

Wúlùn nǐ shuō shénme, wǒ yě bú huì gǎibiàn wǒ de juédìng.

No matter what you say, I won't change my decision.