danger coefficient
英
美
- 危险系数
双语例句
- Sunflower essence contains plenty of anti-oxidant, and can completely block UVA and UVB, obviously drop the coefficient of sunburn.
太阳花精华蕴含丰富的抗氧化剂，减少紫外线对皮肤的伤害，显著降低肌肤晒伤的危险系数。
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