我们所有的钨钴环是免费和低过敏性。
All of our Tungsten rings are Cobalt Free and hypoallergenic.
低过敏性。还包含蔬菜甘油、乙醇和八角。
Hypoallergenic. Also contains vegetable glycerine, ethanol and aniseed.
另有科学家正在对现知低过敏原含量的花生品种进行杂交实验。
Scientists are crossbreeding existing peanut types that have lower levels of the proteins that cause anaphylaxis.
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