这是关系瓦解的第一个讯号吗？

Is it the first signal of relationship disintegration?

youdao

在出口上，最重要的价格讯号是美元。

In exports the most important price signal is the dollar.

youdao

穿过你茫然的双眼，我送出红色的讯号。

I send out red signals across your absent eyes.

youdao

Until the teens, telephones were very expensive because they didn't have good amplification technology.

在20年代之前,电话还是奢侈品,因为它们还没有增强讯号技术

耶鲁公开课 - 金融市场课程节选