Allylic amine derivatives are inexpensive to prepare and are very stable.

  • 烯胺衍生物是廉价的准备,而且非常稳定。

  • 互联网摘选 2025-01-19 23:53:14

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句