翻译和例句:
布), whose main material is polypropylene (聚丙烯), an environmentally-friendly material. It’s non-toxic...布), whose main material is polypropylene (聚丙烯), an environmentally-friendly material. It’s non ……
billion n. 十亿harm v. 损害plastic n. 塑料billion n. 十亿harm v. 损害plastic n. 塑料Polypropylene(聚丙烯) is a safe ……
. Sodium polyacrylate (聚丙烯酸酯), also known as “waterlock”, is a chemical compound (化合...; chemistry. Sodium polyacrylate (聚丙烯酸酯), also known as “waterlock”, is a chemical ……
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