If someone or something disappears, they go away or are taken away somewhere where nobody can find them. 失踪
verb [vt. 及物动词] 消失（disappear 的 ing 形式）
It's rare, but it's not disappearing. 它很稀有，但它并没有在消失。
- disappearing 出现在下面的课文中（提供视频、音频及笔记等可系统性学习）
- Lesson21 Williams S. Hart and the early 'Western' film
- 网友用 “Disappearing” 造句精选
- Obstacles are everywhere disappearing. 到处的障碍都在消失。