在英语中，动词 disappear（消失）的名词形式是 disappearance。
词义解释
Disappearance 是一个不可数/可数名词，表示“消失”、“失踪”或“不复存在”的状态或事件。
常见用法与搭配
- The sudden disappearance of the documents raised suspicion.
- His mysterious disappearance remains unsolved.
- The disappearance of glaciers due to climate change is alarming.
构词规律
英语中许多以 “-ance” 或 “-ence” 结尾的名词是由动词派生而来，例如：
- appear → appearance
- exist → existence
- resist → resistance
- disappear → disappearance
小贴士
注意拼写：disappear + ance = disappearance（中间保留两个 “r” 和两个 “a”）。