indolal

例句：

1. 1. The indolal substance was found to have ahigh boiling point.
   这种物质被发现具有很高的沸点。
2. 2. The indolal compound is usedin the production of plastics.
   这种化合物用于塑料的生产。
3. 3. The indolal compound hasbeen shown to have anti-inflammatory properties.
   这种化合物已被证明具有抗炎性质。