ex·o·tox·in 
(ĕk′sō-tŏksĭn)
(ĕk′sō-tŏksĭn)n.
A poisonous substance secreted by a microorganism and released into the medium in which it grows.
| 单词 | exotoxin |
| 释义 | ex·o·tox·in (ĕk′sō-tŏksĭn)n. A poisonous substance secreted by a microorganism and released into the medium in which it grows. |
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