智能手机的出现改变了通讯方式。

The ___appearance of smartphones transformed communication.

在线流媒体服务的出现改变了我们看电影的方式。

The ___appearance of online streaming services changed how we watch movies.

粉丝们热切期待着这部小说在书店上架。

The novel's ___appearance in bookshops was eagerly awaited by fans.