trienes

例句：

1. 1.The molecule of triene is a key intermediate in the synthesis of many organic compounds.
   三烯分子是合成许多有机化合物的关键中间体。
2. 2. The discovery of this compound has led to significant advancements in the field of materials science.
   这种化合物的发现在材料科学领域取得了重大进展。
3. 3.Trienes have unique properties that make them useful for various applications in industry and technology.
   三烯烃具有独特的性质，使其在工业和技术领域具有广泛的应用。