This property of cells in culture is called anchorage dependence - that the cell needs to be anchored to a surface in order to function properly.

体外培养细胞的这种特性,称为贴壁依赖性--,意思是细胞必须固定在,某个表面上才能正常生长

耶鲁公开课 - 生物医学工程探索课程节选

Then I started to think, "Is there any way that we can save the consumers' effort and integrate everything, every function, every application, every information needs that a user wishes into one box?"

于是我开始思考，有没有一种办法，使得消费者’,省下精力与时间，将所有功能，所有应用，所有信息，按照用户所希望的，整合到一个搜索框内？

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选