You can't call up the banker and say that, but if you're playing golf it comes out perfectly naturally.

他们不可能打电话给银行家说这些的,但如果你们一起打球,就会顺口扯到了

耶鲁公开课 - 金融市场课程节选

If a ligand comes and interacts with a receptor, it opens up; In the presence of this ligand, if the ligand goes away, it closes.

如果配体与受体相互作用,在配体存在的情况下通道打开,如果配体脱离,通道就关闭

耶鲁公开课 - 生物医学工程探索课程节选