The sulfur dyes are noted for their toxic properties.
硫化染料因其有毒而受到注意。
A substance that HAS been treated to destroy its toxic properties but retains the capacity to stimulate production of antitoxins, used in immunization.
类毒素经过处理后已消除其毒素特性的一种物质，但仍保留有激发产生抗毒素的能力，用于免疫中。
Nitric oxide (NO) is a gas of small molecule with toxic properties, but it is also a biologically active substance involved in numerous pathologic and physiologic processes.
一氧化氮(NO)是一种不稳定的小分子有害气体，又是一种生物活性物质，参与了多种疾病的病理生理过程。
Nitric oxide (NO) is a gas of small molecule with toxic properties, but it is also a biologically active substance involved in numerous pathologic and physiologic processes.
一氧化氮(NO)是一种不稳定的小分子有害气体，又是一种生物活性物质，参与了多种疾病的病理生理过程。
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