wǒ / tiān / zī / bù / mǐn / zhǐ / néng / bǐ / bié / rén / duō / huā / yì / xiē / shí / jiān / xué / xí

我天资不敏，只能比别人多花一些时间学习。

I am not particularly clever, so I have to spend more time studying than others.