1
boundless + noun
常用搭配，表示数量或程度极大。
boundless energy
无穷的精力
无限的；无边无际的
先理解核心含义，再看它在真实句子里的用法。
无限的；无边无际的
having or seeming to have no limits; endless or infinite
boundless energy
无穷的精力
无边界的,无限的
Without bounds, unbounded.
看似无限的,尤指数量、程度或范围
seemingly boundless in amount, number, degree, or especially extent
Her boundless energy made her the perfect leader for the school fundraiser.
她无限的精力使她成为学校筹款活动的完美领导者。
AI contextual example
The children stood at the edge and stared at the boundless ocean.
孩子们站在边缘，凝望着无边无际的大海。
AI contextual example
His curiosity about the natural world is boundless.
他对自然世界的好奇心是无穷无尽的。
AI contextual example
children with boundless energy
精力无限的孩子们
WordNet
常用搭配，表示数量或程度极大。
boundless energy
无穷的精力
用作表语。
Her enthusiasm is boundless.
她的热情是无限的。
多与抽象名词连用。
boundless optimism
无限的乐观
Not this
Boundless is important for creativity.
Use this
Boundlessness is important for creativity.
Boundless 是形容词，不能作主语，应用名词形式 boundlessness。
Not this
The movie seemed boundless; I almost fell asleep.
Use this
The movie seemed endless; I almost fell asleep.
Boundless 通常指空间或抽象概念的无边无际，描述时间长度时应用 endless。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
无限的精力
She amazed everyone with her boundless energy.
她以无穷的精力让所有人惊叹。
极大的热情
The children showed boundless enthusiasm for the project.
孩子们对这个项目表现出极大的热情。
无比乐观
His boundless optimism kept the team going.
他无比的乐观支撑着团队继续前行。
无穷的想象力
The author's boundless imagination created a wonderful world.
这位作家无穷的想象力创造了一个奇妙的世界。
无限的爱
A mother's love for her child is boundless.
母亲对孩子的爱是无限的。
无穷无尽的精力
The children seem to have boundless energy.
这些孩子似乎有无穷无尽的精力。
无限的热忱
She approached the project with boundless enthusiasm.
她以无限的热忱投入这个项目。
无边的爱
A mother's love for her child is boundless.
母亲对孩子的爱是无边的。
我的慷慨像大海一样无边无际，我的爱像海一样深沉；我给你的越多，我就越富有，因为这两者都是无穷无尽的。
In Shakespeare's Romeo and Juliet, Juliet says her love is as boundless as the sea.
在莎士比亚的《罗密欧与朱丽叶》中，朱丽叶说她的爱像大海一样无边无际。
Use boundless naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把bound(边界)和less(无)拆开记：没有边界，就是无限。
语域：mixed 常见场景：书面表达、文学描写、日常强调 该词多用于书面或略带文学色彩的语境，常修饰精力、热情、想象力等抽象名词；日常口语中更常见 endless 或 unlimited。
真正押韵的是 groundless 和 soundless（都读 /aʊndləs/）。endless、boundary、unbounded 只是拼写或词形相近：endless 读 /ˈɛndləs/，boundary 读 /ˈbaʊndəri/，unbounded 读 /ʌnˈbaʊndɪd/。
Dictionary facts from ECDICT, WIKTIONARY.