and then you would wait two seconds or so and then you would see a target, presented very rapidly.

然后你会等待大约两秒钟,的时间,之后你会看到一个目标，显示得非常快。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

The office hours are a time when they will be seated waiting for visitors.

办公时间是,他们会坐在那，等待拜访者。

麻省理工公开课 - 固态化学导论课程节选