Then, the next challenge was to figure out how to keep the dots on the streets because they were going all over the place.

接下来的挑战是,想办法让这些点固定在,街上，因为,它们总是不停地移动。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

It just depends on the areas of town, I think. They're always changing, you know.

我认为这取决于城市中不同的区域。他们总是在不停地变化。

上西区的富人 - SpeakingMax英语口语达人

Real life for both humans and animals involved cases where the reinforcement doesn't happen all the time but actually happens according to different schedules.

在现实中，人类和动物,并不总是不停的得到强化,但实际上强化则是根据不同的时程出现的。

耶鲁公开课 - 心理学导论课程节选

Why all these body parts hanging around?

为什么这些身体的部分,总是不停地出现？

耶鲁公开课 - 1945年后的美国小说课程节选

Every time we go for dinner, you're always talking while you're chewing.

每次我们出去吃饭，你总是一边咀嚼着满嘴的食物，一边不停说话。

have to 实战 - SpeakingMax英语口语达人