n.乐观
Merriam-Webster Online Dictionary
optimism (noun)1.
a doctrine that this world is the best possible world
2.
an inclination to put the most favorable construction upon actions and events or to anticipate the best possible outcome
Merriam-Webster Online Thesaurus
optimism (noun)an inclination to believe in the most favorable outcome
SYNONYMS:
bullishness, sanguinityRELATED WORDS:
brightness, cheerfulness, perkiness, sunniness; hope, hopefulness, rosiness; idealism, meliorismNEAR ANTONYMS:
skepticism; apprehension, caution, concern; cynicism; despair, desperation, discouragement, disheartenment, hopelessness; bleakness, cheerlessness, dreariness, gloom, gloominess; pragmatism, realism