The more a given unit of insulin lowers blood sugar, the more sensitive you are to insulin.

给定单位量的胰岛素降低的 血糖浓度越多，就说明你对胰岛素越敏感。

This would give us six units of surface area for every single unit of volume, a six to one ratio.

这将为我们提供每单位体积六个单位的表面积，比例为六比一。

In salt water, the dissolved salt ions fill the unused space between water molecules, which means there is more mass in a given unit of volume of salt water compared to fresh water.

在盐水中，溶解的盐离子填充水分子之间未使用的空间，这意味着与淡水相比，给定单位体积的盐水的质量更大。

In fact, my best friends began living vicariously through my mom's letters and photos -- (Laughter) giving an entire prison unit a glimpse into what was happening in the world.

事实上，我最好的朋友们开始通过我妈妈的信件和照片过着替代生活——（笑声）让整个监狱单位得以一窥世界上正在发生的事情。