Word · Frequency #21564
triad
三个一组；三人组
a group of three people or things
- 1.
A grouping of three.
- 2.
A word of three syllables.
- 3.
A branch of a Chinese underground criminal society, mostly based in Hong Kong.
- 4.
On a CRT display, a group of three neighbouring phosphor dots, coloured green, red, and blue.
- 5.
A chord consisting of a root tone, the tone two degrees higher, and the tone four degrees higher in a given scale OR any chord with three notes.
三合会（香港黑社会组织）；三和弦；三色荧光点组（CRT屏幕）；三音节词；三个一组
In use
The doctor described a triad of symptoms: fever, cough, and fatigue.
The three colors in the painting form a pleasing triad.
The teacher divided the class into triads for the group activity.
a triad of + plural noun
表示三个一组的概念。
A triad of dancers performed gracefully on stage.
三个舞者一组在舞台上优雅地表演。
the triad + of + noun
强调三个特定元素的组合。
The triad of peace, justice, and prosperity is the nation's goal.
和平、正义与繁荣这三位一体是国家的目标。
play a triad
音乐术语，指三个音组成的和弦。
Connections
Collocations
- a triad of
- 三个…的组合；三者组合
- The problem presents a triad of challenges: cost, time, and quality.这个问题带来了三重挑战：成本、时间和质量。
- major triad
- 大三和弦
- The song begins with a bright major triad.这首歌以明亮的大三和弦开始。
- minor triad
- 小三和弦
- The piece ends with a soft minor triad.这首乐曲以柔和的小三和弦结束。
- triad society
- 三合会组织
- He was suspected of belonging to a triad society.他被怀疑隶属于某个三合会组织。
- triad member
- 三合会成员
- The police arrested several suspected triad members.警方逮捕了几名疑似三合会成员。
Synonyms
Learner notes
Memory Tip
tri- 开头像 triangle（三角形）的 tri，表示“三”；triad 就是三个一组，或香港三合会。
Context & Register
语域：formal 常见场景：academic writing、formal articles 这个义项表示“三个一组/三人组”，比较正式，通常用于学术写作或正式书面语；日常口语中更常说 group of three 或 threesome。
Pronunciation & Spelling
与 triad /ˈtraɪəd/ 押韵的词：dyad /ˈdaɪəd/、dryad /ˈdraɪəd/、naiad /ˈnaɪəd/（都以 /aɪəd/ 结尾）。注意拼写相似的 tried /traɪd/ 读单音节，bad /bæd/、pad /pæd/ 虽也以 -ad 结尾，但读 /æd/，均不押韵。
Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.