And this is just a picture showing some of these sizes with their parent. So, for example, a lithium here, you can see how lithium plus is smaller than the actual lithium atom in its neutral state.

这是一张对比图,展示某些离子与它们的母体，比如，这里是锂，大家可以看到正一价锂离子是多么的小,与中性锂原子相比。

麻省理工公开课 - 化学原理课程节选

One example, on some of their biochemistry applications is with another Professor at MIT, Alice Ting and her lab.

和另外一个MIT的,教授Alice，Ting及她的,实验室在生化应用上展开合作。

麻省理工公开课 - 化学原理课程节选