较好的

better(adjective)

good to a greater extent

（健康状况）有所好转

better(adjective)

stronger in health; recovered (from an illness)

更好的

better(adjective)

preferable

更好地

better(adverb)

well to a greater extent

（两者中）较优者

better(pronoun)

someone or something which is good to a greater extent than the other (of two people or things)

改善

better(verb)

to improve (on)