1
be diagnosed with anemia
be diagnosed with 常与疾病名称连用，此处用被动语态更自然。
She was diagnosed with anemia last month.
她上个月被诊断出贫血。
贫血；贫血症
先理解核心含义，再看它在真实句子里的用法。
贫血；贫血症
a deficiency of red blood cells
She was diagnosed with anemia last month.
她上个月被诊断出贫血。
以贫血为症状的疾病或状况
A disease or condition that has anemia as a symptom.
红细胞缺乏
a deficiency of red blood cells
活力不足
a lack of vitality
一种陆生或附生的蕨类植物属,具有羽状裂叶；主要分布于热带美洲
genus of terrestrial or lithophytic ferns having pinnatifid fronds; chiefly of tropical America
Anemia can make you feel tired and weak throughout the day.
贫血会让你一整天都感到疲倦和无力。
She took iron supplements every morning to treat her anemia.
她每天早上服用铁补充剂来治疗贫血。
The doctor diagnosed him with anemia after the blood test.
血液检查后，医生诊断他患有贫血。
be diagnosed with 常与疾病名称连用，此处用被动语态更自然。
She was diagnosed with anemia last month.
她上个月被诊断出贫血。
suffer from 后接疾病名称，表示长期或反复受其困扰。
Many patients suffer from anemia after surgery.
许多患者在手术后患贫血。
anemia caused by ... 是名词短语，可在句中作主语或宾语，原因部分常用名词短语。
Anemia caused by iron deficiency is common.
缺铁引起的贫血很常见。
Not this
I am anemia.
Use this
I have anemia.
汉语“我贫血”中的“贫血”是状态描述，但英语表示患病要用 have + 病名（have anemia），be + 名词表示“是……”，不能说 I am anemia。
Not this
I feel anemia.
Use this
I feel anemic.
feel 是系动词，后面要接形容词作表语；anemia 是名词，应改为形容词 anemic（贫血的）。
Not this
He has an anemia.
Use this
He has anemia.
anemia 指贫血这种病症时是不可数名词，前面不加不定冠词 an；只有在说“一种（类型的）贫血”时才可说 a/an + 修饰语 + anemia。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
缺铁性贫血
Iron deficiency anemia is the most common type of anemia worldwide.
缺铁性贫血是全世界最常见的贫血类型。
镰状细胞贫血
People with sickle cell anemia often experience episodes of severe pain.
镰状细胞贫血患者常会经历剧烈疼痛发作。
再生障碍性贫血
Aplastic anemia can develop suddenly or slowly and may be life-threatening.
再生障碍性贫血可能突然或缓慢发生，并可能危及生命。
恶性贫血
Pernicious anemia is caused by the body's inability to absorb vitamin B12.
恶性贫血是由身体无法吸收维生素B12引起的。
严重贫血
Severe anemia may require a blood transfusion.
严重贫血可能需要输血。
Use anemia naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 anemia 联想成 “a need more”（需要更多），贫血就是需要更多红细胞。
语域：neutral 常见场景：medical reports、health education articles、doctor-patient conversations anemia 是标准医学术语，在医疗和健康类书面语中通常直接使用；日常口语中显得略正式，但也不生僻。整体可视为中性偏正式，故选择 neutral。
复数形式 anemias 可指不同类型的贫血（如缺铁性贫血）。
Dictionary facts from ECDICT, WIKTIONARY.