noun 下载 🔗分享 三嗪 Any of three isomeric aromatic heterocycles containing three carbon atoms, three nitrogen atoms and three double bonds Examples : "A specific type of herbicide contains a triazine ring as part of its molecular structure. " 一种特定的除草剂分子结构中含有一个三嗪环。 compound chemistry substance 与AI对话词汇游戏阅读练习