名詞 toxin:

1. a poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species

1. A toxin that damages or destroys nerve tissue.
   神經(jīng)毒素?fù)p害或破壞神經(jīng)組織的毒素
2. A protein substance produced in the blood or tissues in response to a specific antigen, such as a bacterium or a toxin. Antibodies destroy or weaken bacteria and neutralize organic poisons, thus forming the basis of immunity.
   抗體，免疫體血液或組織針對某種抗原如細(xì)菌或毒素而產(chǎn)生的蛋白質(zhì)物質(zhì)。抗體消滅細(xì)菌或削弱其作用，中和有機(jī)毒素，因而形成免疫力
3. A biotechnology company is developing a range of new pesticide based on naturally occur toxin.
   一家生物工藝開發(fā)公司正在根據(jù)自然滋生毒素的原理研制新型農(nóng)藥系列產(chǎn)品。
4. The cake on analysis was found to contain traces of toxin.
   經(jīng)分析發(fā)現(xiàn)蛋糕里含有微量的毒素。