Definition: to start to exist or become available Level: B2
笔记本电脑在20世纪80年代首次问世。
Laptop computers first ___appeared in the 1980s.
这篇报道出现在了所有主要报纸上。
The story ___appeared in all the major newspapers.
快餐店已经出现在了几乎每一个城市。
Fast-food restaurants have ___appeared in almost every city.
