When an action potential is initiated these ion channels go from their closed state to their open state, when they open sodium can now pass through.

当动作电位形成时,离子通道,从关闭状态转到打开状态,当通道打开时,钠离子就可以通过

耶鲁公开课 - 生物医学工程探索课程节选

when I actually transferred. I went from a very closed-minded school with a very similar dynamic.

当我真正转学过来的时候，我来自一个非常封闭，一成不变的学校，

在学校的时光 - SpeakingMax英语口语达人

On the three thousand two hundred eighty-seventh night of your Parisian affair, as I lay in Simois-mud picking vermin off the wound I got that day from cunning Pandarus, exhaustion closed my eyes.

在你和帕里斯发生关系后的第三千两百八十七夜,那个日子是狡猾的潘达洛斯告诉我的,我正躺在西摩伊斯河岸边，拣伤口上的虱子,疲惫让我闭上了眼睛。

耶鲁公开课 - 1945年后的美国小说课程节选