It is transmitted between animals and humans by the bite of infected fleas, direct contact, inhalation and rarely, ingestion of infective materials.
它通过受感染跳蚤的咬伤、直接接触、吸入和极少摄入传染物在动物与人之间传播。
By actively incorporating these normal vital CNS lipids in functional foodstuffs, it is possible to improve the immunity of a person by ingestion of such food - stuffs.
通过将这些正常重要的CNS脂质积极掺入至功能食品中，可以通过摄入此类食品而改善人的免疫力。
It is toxic by ingestion and inhalation and a strong irritant to eyes and skin.
食入或吸入都会造成中毒，对眼睛和皮肤有强烈刺激作用。
It is toxic by ingestion and inhalation and a strong irritant to eyes and skin.
食入或吸入都会造成中毒，对眼睛和皮肤有强烈刺激作用。
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