客户在买东西的时候一般不知道他们有过敏反应的植物。
At the time of the sale customers generally don't know that they will have an allergic reaction to the plant.
组胺具生理活性的胺类，c5h9n3，发现于植物或动物组织内。作为过敏反应的一部分由人体免疫系统细胞释放。
A physiologically active amine, C5H9N3, found in plant and animal tissue. It is released from cells of the immune system in human beings as part of an allergic reaction.
一部分的植物花粉具有致敏性，对人体产生过敏反应。
Human allergic responses were caused by some plants 'pollen.
植物中普遍存在的抗病机制有两种，即过敏反应(HR)和系统获得性抗性(SAR)。
There are two types of mechanism of plant disease resistance, hypersensitive response (HR) and systemic acquired resistance (SAR).
植物中普遍存在的抗病机制有两种，即过敏反应(HR)和系统获得性抗性(SAR)。
There are two types of mechanism of plant disease resistance, hypersensitive response (HR) and systemic acquired resistance (SAR).
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