清单20中的代码查询所有文档,以创建一个用于显示数据库中的所有电影的放映时间的临时视图
The code in Listing 20 queries all documents to create a temporary view that shows the runtimes of all movies in the database
这个输出正是您所期待的,显示数据库中的电影的所有放映时间。
The output is what you expected, showing all of the runtimes of the movies in the database.
媒体播放器可以是原始的自动唱片点唱机(也就是说,没有显示器或键盘),其中保存了您的所有音乐,也可以是使用7.1音频和数字放映机的家庭影院,抑或是简单的卧室电影播放机。
A media player could be a headless jukebox (that is, have no monitor or keyboard) holding all your music, a home theater with 7.1 audio and a digital projector, or a simple bedroom movie player.
当图片或者电影被记录的时候,显示放映机看到的东西。
Show what the projector sees when pictures or movies are to be taken and recorded.
当图片或者电影被记录的时候,显示放映机看到的东西。
Show what the projector sees when pictures or movies are to be taken and recorded.
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