unfast
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双语例句
- 1. Do not use on silk, wool, nylon, unfast colours and leathers. Test material before bleaching.
- 尼龙、易褪色之衣物及皮革，漂白时请先以少量溶液测试。
youdao
- 2. Do not use on silk, wool, nylon, unfast colours and leathers. Test material before bleaching.
- 尼龙、易褪色之衣物及皮革，漂白时请先以少量溶液测试。
youdao
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