menorrhea + singular verb
menorrhea 是不可数名词，作主语时谓语动词用单数形式。
Menorrhea occurs as part of the normal menstrual cycle.
行经作为正常月经周期的一部分而发生。
月经；行经
月经出血；行经。
月经出血；行经。
The flow of blood at menstruation
She tracks her menorrhea to monitor her menstrual cycle for fertility planning.
她记录自己的行经情况，以便为生育计划监测月经周期。
用法提示：menorrhea 在此句中指月经或行经，作为不可数名词使用。
Excessive menorrhea can lead to iron deficiency anemia if left untreated.
月经过多如果不加以治疗，可能导致缺铁性贫血。
用法提示：menorrhea 在此句中指月经量，具体指月经过多的情况。
The doctor asked about her menorrhea patterns to rule out hormonal imbalances.
医生询问她的月经模式，以排除激素失衡。
用法提示：menorrhea 在此句中指月经现象，作为名词用于描述生理周期。
menorrhea 是不可数名词，作主语时谓语动词用单数形式。
Menorrhea occurs as part of the normal menstrual cycle.
行经作为正常月经周期的一部分而发生。
介词 during 后直接跟 menorrhea，表示“在行经期间”。
Some women feel tired during menorrhea.
有些女性在行经期间感到疲倦。
“the onset of + 名词”用于表示某一过程的开始。
The onset of menorrhea marks the beginning of puberty in girls.
行经的开始标志着女孩青春期的开始。
grammar · medium
易错句子She went to the doctor because she had a menorrhea.
正确表达She went to the doctor because she had menorrhea.
menorrhea 是不可数名词，指月经出血这一生理过程，不能加不定冠词 a。汉语说“来了一次月经”容易让学习者加冠词，但英语中直接用 have menorrhea 即可。
grammar · medium
易错句子The doctor said her menorrhea meant her periods had stopped.
正确表达The doctor said her amenorrhea meant her periods had stopped.
表示“月经停止、闭经”的词是 amenorrhea，前缀 a- 表否定；menorrhea 只指月经出血本身。两词拼写相近但意义相反，此处应用 amenorrhea。
menorrhea 指正常行经的出血；amenorrhea 指月经不来，语义相反，不能互换。英式拼写常作 amenorrhoea。
menorrhea 只指行经出血本身；dysmenorrhea 强调行经时疼痛，讨论症状时不能用 menorrhea 代替。英式拼写常作 dysmenorrhoea。
menorrhea 是正常的行经出血；menorrhagia 指经量过多或经期过长，属于异常出血，不能混用。
Choose the next layer that will help you use menorrhea with more confidence.
Recommended next
Missing: Collocations
Complete this area with collocations.
Includes Context & register & Memory tip
Analyze the context and learn memory tricks to remember it.
More ways to explore
Includes Synonyms & Antonyms
Expand your vocabulary with synonyms and antonyms.
Includes Spelling & sound
Explore words with similar spelling endings or sounds.
Includes Word components & Thematic vocabulary
Learn how to build related words using roots, prefixes, and thematic clusters.
Includes Idioms & Cultural references
Discover idioms, slang, and famous pop culture quotes.
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.