化成为醚

例句：

1. 1. The scientist successfully transformed the old machine into a new model.
   科学家成功地将这台旧机器改造成了新型。
2. 2. The butterfly turned into a swan as it flew away.
   蝴蝶飞走后变成了一只天鹅。
3. 3. The old tree was transformed into a beautiful garden.
   那棵老树被改造成了一个美丽的花园。