apply medical ointment or powder
英
美
- 敷药
双语例句
- To make the dressing,the researchers grind crab shells to a fine powder and mix it with chemicals to convert the base material,chitin,into chitosan.
为制做敷药绷带的基层，专家们把蟹壳研磨成粉末状，又加人一些化学制剂，将基层的聚乙酸氨基葡糖转换成聚氨基葡糖。
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