音标:[.eksәu'tɒksin] ;
n. 外毒素
[化] 外毒素
n. a toxin that is secreted by microorganisms into the surrounding medium
词型变化:名词复数形式 : exotoxins

exotoxin的用法和样例:

例句

用作名词(n.)
  1. List the main differences between the endotoxin and exotoxin of bacteria.简述细菌内毒素和外毒素的主要异同点。
【反义词】

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