triumphant

Compared meaning: excited or joyful about a success (adjective).

比较义项：因取得成功、胜利而感到兴奋、得意或欢欣（形容词）。

• high

  Informal; usually appears in fixed phrases like 'on a high' or 'riding high,' describing a rush of excitement after good news, not necessarily a contest win.

  非正式用语，常用于固定搭配“on a high”或“riding high”，形容因好消息而产生的一阵兴奋，不一定与比赛获胜有关。

  She was riding high after her promotion and couldn't stop smiling.

  升职之后，她兴奋不已，笑容一直挂在脸上。

• triumphant 本词

  Specifically implies celebrating an actual victory in a contest or conflict; often used attributively before a noun, such as a triumphant smile or return.

  特指庆祝一场实际的比赛或冲突中的胜利；常作定语修饰名词，如triumphant smile（得意的笑容）、triumphant return（凯旋归来）。

  The general made a triumphant entrance after defeating the invading army.

  将军在击败入侵军队后，得胜归来，风光地入城。

• elated

  The most general and neutral of the four; describes intense happiness from any good news, with no requirement of a contest, victory, or public setting.

  四个词中最通用、最中性的一个；形容因任何好消息而产生的强烈喜悦，不要求有比赛、胜利或公开场合。

  She felt elated after finally passing her driving test.

  终于通过驾照考试后，她感到欣喜若狂。

• jubilant

  Emphasizes shared, public celebration, typically describing a crowd or group loudly rejoicing together after a victory or success.

  强调共同的、公开的庆祝，通常形容人群或团体在胜利或成功后一起大声欢庆的场面。

  Jubilant fans flooded the streets after their team won the cup.

  球队夺冠后，欢欣鼓舞的球迷涌上街头庆祝。

High, triumphant, elated, and jubilant all describe strong joy from success, but formality differs. Triumphant and jubilant stress an actual victory. Elated is the neutral, general word. High is the most informal, as in 'on a high'. It excludes high as 'tall'.

这四个词都可形容因成功或胜利而产生的强烈喜悦，但语气正式程度和使用场合有别：triumphant和jubilant更强调“胜利”这一事实本身，elated最通用中性，high最口语化。这里不比较high表示“身高、高度”或“吸毒致幻”的其他义项。