open computer

例句：

1. 1. The door is open; please enter.
   门开着，请进来。
2. 2. She opened the window to let fresh air in.
   她打开了窗户，让新鲜空气进来。
3. 3. The new exhibit opens tomorrow at 9 AM.
   新的展览明天上午9点开幕。