Questions & Answers about Tôi có thể chịu lạnh.
A simple breakdown is:
- Tôi = I
- có thể = can / be able to
- chịu = endure / tolerate / stand
- lạnh = cold
So the whole sentence means something like I can tolerate cold or I can stand the cold.
Here, có thể mainly expresses ability: can / be able to.
So Tôi có thể chịu lạnh means I am able to tolerate cold.
In other contexts, có thể can also mean may / might / possibly, depending on the sentence. But in this one, the most natural interpretation is ability.