arylidene

例句：

1. 1. The reaction of the compound with arylidene was very slow.
   该化合物与亚甲酰基的反应非常缓慢。
2. 2. The arylidene group is a common functional group in organic chemistry.
   亚甲酰基是有机化学中常见的官能团。
3. 3.The arylidene structure is formed by the addition of an aryl radical to a double bond.
   亚甲酰基结构是通过向双键添加芳基自由基形成的。