Fahrenheit ℉ 华氏度 Celsius ℃ 摄氏度 It's the end Feb. here in China, and the temperature is 0~10 degrees. We've got a complaint, although the customer is so gentle and polite to say that it's not a com...
Biodegradable refers to a product or object breaking down into natural elements, carbon dioxide, and water vapor by organisms such as bacteria and fungi, which are harmless to the environment.Gene...
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