If you think of the idea, you think of the basic logic, and then you go ahead and drag and drop accordingly.

如果你有这个想法，然后你考虑下基本的逻辑，你就能做相应的拖动或下降。

哈佛公开课 - 计算机科学课程节选

That bond multiple of 72 is just a drag on returns -what's the point?

债券72倍的收益看起来像在拖后腿,为什么还要投资于债券呢

耶鲁公开课 - 金融市场课程节选