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"Lo siento" is a phrase which is often translated as "I'm sorry", and "pero no puedo" is a phrase which is often translated as "but I can't". Learn more about the difference between "lo siento" and "pero no puedo" below.
lo siento(
loh
syehn
-
toh
)A phrase is a group of words commonly used together (e.g., once upon a time).
a. I'm sorry
Me enteré del fallecimiento de tu padre. Lo siento.I heard about the death of your father. I'm sorry.
pero no puedo(
peh
-
roh
noh
pweh
-
doh
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (general)
a. but I can't
Me gustaría ir al cine, pero no puedo: tengo que estudiar.I'd like to go to the movies, but I can't; I have to study.