English主要词典
infallible
Universal Words
adjective
1 never wrong; never making mistakes:
infallible advice * Doctors are not infallible.
OPPFALLIBLE
2 that never fails; always doing what it is supposed to do:
an infallible method of memorizing things
infallibility noun [U]:
his belief in the infallibility of dreams as a guide to the future * papal infallibility
infallibly adverb