Word · Frequency #4917
serum
血清;浆液
核心释义
名词
the clear liquid part of blood that separates when it clots, containing proteins
- 1.
用作血液制品的血清,在医学实践中取自免疫动物(人或非人)的组织,含抗体,用于将免疫力转移给另一个人(人或非人)。
Blood serum used as a blood product, in the practice of medicine: blood serum from the tissues of immunized animals (human or nonhuman), containing antibodies and used to transfer immunity to another individual (human or nonhuman).
- 2.
血液凝固时分离出的琥珀色、富含蛋白质的水样液体。
an amber, watery fluid, rich in proteins, that separates out when blood coagulates
- 3.
来自动物组织的浆液,尤指湿润浆膜表面或浆膜发炎时渗出的液体,如水肿或水疱中的液体。
A watery liquid from animal tissue, especially one that moistens the surface of serous membranes or that is exuded by such membranes when they become inflamed, such as in edema or a blister.
- 4.
某些其他动物体液(如乳汁)的水样部分;乳清。
The watery portion of certain other animal fluids, such as milk; whey.
- 5.
一种不同稠度的护肤品,含有一种或多种高浓度活性成分,用于特定目的,如预防痤疮、修复日晒损伤或保湿。
A skincare product of varying consistencies with a high concentration of one or more active ingredients, for a targeted purpose, such as preventing acne, repairing sun damage, or moisturizing.
用作血液制品的血清,在医学实践中取自免疫动物(人或非人)的组织,含抗体,用于将免疫力转移给另一个人(人或非人)。;血液凝固时分离出的琥珀色、富含蛋白质的水样液体。;来自动物组织的浆液,尤指湿润浆膜表面或浆膜发炎时渗出的液体,如水肿或水疱中的液体。;某些其他动物体液(如乳汁)的水样部分;乳清。;一种不同稠度的护肤品,含有一种或多种高浓度活性成分,用于特定目的,如预防痤疮、修复日晒损伤或保湿。
用法In use
The doctor ordered a blood test to check the levels of glucose in the serum.
用法提示:serum 在此指血液凝固后分离出的淡黄色液体,常用于医学检测。
Scientists extracted the serum from the sample to study its protein composition.
用法提示:serum 指从血液中分离出的液体部分,用于科研分析。
In cheese production, the whey, a type of serum, is separated from the curd.
用法提示:serum 此处指乳清,即牛奶凝固后分离出的液体。
serum + noun
serum 常作为定语修饰名词。
The lab analyzed a serum sample.
实验室分析了一份血清样本。
adjective + serum
常用形容词如 blood, immune 等修饰。
相关词与表达Connections
搭配Collocations
- blood serum
- 血清
- The diagnosis was confirmed by analyzing the patient's blood serum.通过分析患者的血清确认了诊断。
- serum level
- 血清水平
- Doctors monitor the serum level of potassium to adjust treatment.医生监测钾的血清水平以调整治疗方案。
- serum sample
- 血清样本
- A serum sample was taken from each participant for analysis.从每位参与者身上采集了血清样本进行分析。
- serum therapy
- 血清疗法
- Serum therapy was once widely used to treat infectious diseases.血清疗法曾广泛用于治疗传染病。
- immune serum
学习提示Learner notes
记忆技巧Memory Tip
血清(serum) 颜色淡黄,类似朗姆酒(rum),但它是救命的血清。
语境与语域Context & Register
Register: formal; Contexts: medical, biological research; Note: 通常用于医学或生物学等专业语境,属于正式术语。
语法说明Grammar Note
血清作为物质名词时通常不可数,但表示不同种类或血清样本时可数,复数形式为serums。
发音与拼写Pronunciation & Spelling
Words like 'serious' and 'serene' share the starting 'ser-' spelling but have different vowel and stress (e.g., serious /ˈsɪriəs/ vs serum /ˈsɪrəm/). The '-um' ending in album, forum, platinum, minimum is pronounced /əm/ like in 'serum', but note that the preceding syllables differ and are usually stressed differently.
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。
Dictionary facts from ECDICT, WIKTIONARY.