However, when that gate is opened, the sodium channel is now going to be incredibly selective and only let through sodium ions and no other type of ion.

但是，当闸门打开的时候，钠离子通道,将会有极高的选择性,不允许除钠离子以外的任何其它离子通过。

麻省理工公开课 - 化学原理课程节选

Our ears have only evolved to respond to sound with very high sensitivity and high selectivity.

人类的耳朵对声音的反应,极为敏感，也极有选择性。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

The title of the book, Stocks for the Long Run-- stocks always outperform other investments for the long run and he says it's not due to selection bias.

书名是为《股市长线法宝》,长期投资中股票总是比其他资产有更高的收益,他认为他在研究中排除了选择性偏差

耶鲁公开课 - 金融市场课程节选