| 单词 | 换代 |
| 释义 | 〔sporozoan〕Any of numerous parasitic protozoans of the class Sporozoa, most of which reproduce sexually and asexually in alternate generations by means of spores. They are frequently transmitted by bloodsucking insects to different hosts, where they cause many serious diseases, such as malaria and coccidiosis.孢子虫：孢子类寄生原生动物中的一种，大多数通过孢子方式在换代中进行有性或无性生殖。它们经常被血吸虫变为不同的寄生物，从而引起各种严重的疾病，如痢疾球虫病 |
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