enthusiastic

Compared meaning: full of strong interest or enthusiasm (adjective).

比较义项：对某事物充满热情、渴望或强烈兴趣（形容词）。

• enthusiastic 本词

  The general, everyday word for showing excitement and eager interest in something; can describe a brief or lasting feeling and is often used as a predicate, as in 'was enthusiastic about'.

  最常用、最普通的词，表示对某事表现出兴奋和浓厚兴趣；可指短暂或持续的感受，常作表语，如“对……很热心”。

  The new employee seemed enthusiastic about starting her first project.

  这位新员工似乎对开始她的第一个项目很热心。

• avid

  Describes someone who pursues an activity keenly and often; almost always placed before a noun for a habitual pursuit, such as 'avid reader' or 'avid collector', stressing frequency more than a passing mood.

  指某人热衷于经常从事某项活动，几乎总是放在名词前构成固定搭配，如“avid reader（如饥似渴的读者）”“avid collector（热衷的收藏者）”，强调频繁投入，而非一时的情绪。

  He is an avid reader who finishes a book every week.

  他是个如饥似渴的读者，每周都能读完一本书。

• ardent

  Describes intense, passionate feeling, especially devotion to a cause, belief or person; more formal and literary, typically used before words like 'supporter', 'admirer' or 'believer'.

  指强烈而热切的情感，尤其是对某项事业、信念或人物的忠诚与热忱；语气更正式、书面化，常用于“supporter（支持者）”“admirer（仰慕者）”“believer（信仰者）”等词前。

  He is an ardent supporter of local environmental projects.

  他是本地环保项目的热心支持者。

Enthusiastic, avid, and ardent all mean having strong interest, but tone differs. Enthusiastic is the most common, describing a brief or lasting feeling. Avid stresses habitually pursuing an activity, as in 'avid reader'. Ardent is more formal, stressing strong devotion to a cause or belief.

这三个词都表示对某事物怀有强烈的热情或兴趣，但在语气和用法上有别：enthusiastic 最常用、可作表语，泛指一时或持续的热情；avid 强调习惯性地投入某项活动，常放在名词前构成固定搭配（如avid reader）；ardent 语气更正式、书面，强调对信念、事业或人物的强烈忠诚与热忱。