dermatogen

例句：

1. 1. The chemical in the shampoois a dermatogen that can causeskin irritation.
   洗发水中的化学物质是一种皮肤刺激物，可能导致皮肤过敏。
2. 2. Thedoctor prescribed a dermatogen to treather eczema.
   医生开了一种皮肤刺激物来治疗她的湿疹。
3. 3. Some people areallergic to certain types of dermatogens, which can lead tosevere reactions.
   有些人对某些类型的皮肤刺激物过敏，这可能导致严重的反应。