soluble eosin

例句：

1. 1. Thestain is soluble eosin thatcan be easily removed with soap and water.
   这种污渍是可溶性伊红，可以用肥皂和水轻易地去除。
2. 2. Thechemist used soluble eosin to stain the fabric.
   化学家用可溶性伊红给织物上色。
3. 3.The stain was soluble eosin, which made it difficult to remove.
   这种污渍是可溶性伊红，这使得它难以去除。