视黄醇是一种抗氧化剂，它能中和自由基，比如说像不稳定的可以引起皱纹的氧自由基。
Retinol. As an antioxidant, retinol neutralizes free radicals such as unstable oxygen molecules that cause wrinkles.
在密集烘烤中和高温高湿条件下，细菌量高于普通烘烤和低温低湿烘烤，说明采用低温低湿变黄有可能抑制细菌活动。
The amount of bacteria was greater in bulk curing and in curing with high temperature and humidity was greater th...
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