serum
美 [ˈsɪrəm]英 [ˈsɪərəm]
- n.血清;免疫血清;浆液(体液的水样部分)
复数:serums 复数:sera
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serum
2.[u][c]免疫血清serum taken from the blood of an animal and given to people to protect them from disease, poison, etc.
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