1
have hemophilia
hemophilia 是不可数名词，前面不加 a/an，也不用复数。
He has hemophilia and needs regular treatment.
他患有血友病，需要定期治疗。
血友病
先理解核心含义，再看它在真实句子里的用法。
血友病
a hereditary condition in which the blood does not clot properly, leading to uncontrolled bleeding; it usually affects males and is passed from mother to son
He has hemophilia and needs regular treatment.
他患有血友病，需要定期治疗。
先天性出血不止的倾向；通常影响男性,由母亲传给儿子
congenital tendency to uncontrolled bleeding; usually affects males and is transmitted from mother to son
His brother has hemophilia, so they are careful with any small cut.
他的弟弟患有血友病，所以他们对任何小伤口都很小心。
People with hemophilia may bleed for a long time after an injury.
患有血友病的人在受伤后可能会流血很长时间。
Modern treatment helps many children with hemophilia live normal lives.
现代治疗帮助许多患有血友病的儿童过上正常生活。
hemophilia 是不可数名词，前面不加 a/an，也不用复数。
He has hemophilia and needs regular treatment.
他患有血友病，需要定期治疗。
diagnose 常用被动结构 be diagnosed with + 疾病。
The baby was diagnosed with hemophilia shortly after birth.
这个婴儿出生后不久就被诊断出患有血友病。
with hemophilia 作后置定语修饰人，相当于“患血友病的”。
People with hemophilia need to avoid contact sports.
血友病患者需要避免接触性运动。
Not this
He has a hemophilia.
Use this
He has hemophilia.
hemophilia（血友病）是不可数名词，不能加不定冠词 a；表示患某种疾病时用“have + 疾病名称”，不加冠词。
Not this
He suffers hemophilia.
Use this
He suffers from hemophilia.
动词 suffer 表示“患（病）”时是不及物动词，后接疾病名称需加介词 from，即“suffer from + 疾病”。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
A型血友病
Hemophilia A is the most common type of the disease.
A型血友病是该病最常见的类型。
严重血友病
People with severe hemophilia may bleed spontaneously without obvious injury.
严重血友病患者可能在无明显受伤的情况下自发性出血。
血友病患者
The hemophilia patient must avoid contact sports to prevent bleeding.
血友病患者必须避免接触性运动以防出血。
患有血友病
She was shocked when she learned that her son has hemophilia.
当她得知儿子患有血友病时，她感到震惊。
血友病治疗
Hemophilia treatment often involves replacing the missing clotting factor.
血友病治疗通常包括补充缺失的凝血因子。
Use hemophilia naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象hemo（血）和philia（爱）合体：血太‘爱’流，止不住，就是血友病。
语域：neutral 常见场景：医疗场合、医学科普、正式说明 该词是血友病的标准医学名称，通常用于医疗、科普等需要准确说明疾病的场合，属于中性偏正式的医学词汇。
与 hemophilia 押韵的词包括 pedophilia、necrophilia、paraphilia，它们的重音都在 /ˈfiliə/ 的 /fi/ 上，后面的 /liə/ 也相同。注意 hemoglobin 虽同以 hemo- 开头，但发音是 /ˌhiːməˈɡloʊbɪn/，不押韵；philosophy 虽拼写含 phil-，但重音在 /ˈlɑː/ 上，发音也完全不同。
Dictionary facts from ECDICT, WIKTIONARY.