Often that signal gets amplified so it can be used, same thing happens inside cells and there's some output that's generated.

通常这些信号要放大后才会产生作用,诱发细胞内发生一些变化,并产生某种输出信号

耶鲁公开课 - 生物医学工程探索课程节选

Okay, well the interesting thing is, you guys in a very short period of time generated a number of ideas about what this could be.

好,有意思的是,大家在很短时间内,猜出了很多种东西

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选