That person must have been surprised when the substance passed the test.

VOA: special.2010.02.09

If you have a large number of atoms in an aggregate, it is going to require that the substance turn solid and condense at room temperature.

如果有很多原子进行聚集，在室温下,会使的物质转变成固体状态。

麻省理工公开课 - 固态化学导论课程节选

You need a substance and then that substance has to have a property that changes depending on the heat flow, i.e., depending on whether it's sensing that it's the same temperature or different temperature than something else.

你需要某种物质,它的某种性质,随着热量的流动而改变，也就是说,依赖于它是否感觉到它,与其他的物体处于相同的温度。

麻省理工公开课 - 热力学与动力学课程节选

"We work primarily with women who are struggling with substance abuse, struggling with mental illness, have had multiple experiences of violence,and we house them."

VOA: standard.2010.02.23

If this is the particular kind of axon that is 'myelinated', then it might have a layer of a special substance called myelin in sheathing the axon.

假设这是一种特殊的有髓鞘的轴突,它表面上会像鞘一样地包裹上一层,称为鞘磷脂的特殊物质

耶鲁公开课 - 生物医学工程探索课程节选

We have a lot of rigor, a lot of substance.

大量精确的实质内容。

哈佛公开课 - 幸福课课程节选

Of course there are lots of states that would have maybe local pockets of one substance in excess and another substance in excess somewhere else In other words, there would be lots of states nearby to the equilibrium state.

当然，我们有很多的态,这些态中，某些位置被一种气体完全占据,另外一些位置被另一种气体完全占据,换句话说,在平衡态附近有很多的态。

麻省理工公开课 - 热力学与动力学课程节选

We have a substance.

我们有一种工作物质。

麻省理工公开课 - 热力学与动力学课程节选