Word · Frequency #11558
stigma
柱头
核心释义
the apical end of the style where deposited pollen enters the pistil
- 1.
耻辱或不光彩的迹象
An indication of infamy or disgrace.
- 2.
希腊字母sigma和tau的连字:Ϛ / ϛ
A ligature of the Greek letters sigma and tau: Ϛ / ϛ.
- 3.
花柱顶端,花粉沉积并由此进入雌蕊的部分
the apical end of the style where deposited pollen enters the pistil
- 4.
疤痕或胎记
A scar or birthmark.
- 5.
耻辱或臭名昭著的象征
a symbol of disgrace or infamy; --Genesis
- 6.
花在授粉时接收花粉的粘性部分
The sticky part of a flower that receives pollen during pollination.
- 7.
陆生节肢动物外部的气管开口
an external tracheal aperture in a terrestrial arthropod
- 8.
疾病的可见迹象或特征
A visible sign or characteristic of a disease.
- 9.
翼痣的同义词
Synonym of pterostigma.
耻辱或不光彩的迹象；希腊字母sigma和tau的连字:Ϛ / ϛ；花柱顶端,花粉沉积并由此进入雌蕊的部分；疤痕或胎记；耻辱或臭名昭著的象征
用法In use
After pollination, the pollen grain germinates on the sticky stigma.
用法提示：此处 stigma 为单数名词，指花柱顶端的柱头。
This flower's stigma is bright yellow, so bees can easily spot the flower.
用法提示：stigma 在句中作主语，表示花朵的柱头。
You need a magnifying glass to see the tiny stigmas of these wildflowers.
用法提示：stigmas 是 stigma 的复数形式，指多个花朵的柱头。
the stigma of sth
这个结构表示某事物所背负的羞耻感或负面标签。
The stigma of mental illness is slowly disappearing in many countries.
精神疾病的污名正在许多国家慢慢消失。
attach a stigma to sth
这个动词短语表示将耻辱或负面标签与某事物联系起来。
相关词与表达Connections
搭配Collocations
- social stigma
- 社会污名
- People with mental illness often face social stigma.精神疾病患者常常面临社会污名。
- mental health stigma
- 精神疾病污名
- Mental health stigma often prevents people from talking about their struggles.精神疾病污名常常使人们不愿谈论自己的困扰。
- stigma attached to
- 与…相伴的污名
- There is a stigma attached to asking for help.寻求帮助带有一种污名。
- reduce stigma
- 减少污名
- Open conversations can reduce stigma around addiction.公开对话可以减少对成瘾问题的污名。
- face the stigma
学习提示Learner notes
记忆技巧Memory Tip
联想：stigma 的植物义“柱头”是花柱顶端接收花粉的“记号点”，像盖了一个小烙印——记住柱头是花粉落下的标记处。
语境与语域Context & Register
语域：formal 常见场景：植物学文献、学术论文、专业教材 在植物学语境中，stigma 通常指柱头，多用于学术或专业描述；日常口语中较少这样用。
发音与拼写Pronunciation & Spelling
Words with the same stressed /ɪɡmə/ ending: sigma /ˈsɪɡmə/, enigma /ɪˈnɪɡmə/. Be careful: dogma /ˈdɒɡmə/ and magma /ˈmæɡmə/ look similar but have different vowel sounds, so they do not rhyme with stigma.
用法优先级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。
一起学习词形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.