"We're in the phase of cleaning up some stuff we can't see."

VOA: standard.2010.03.18

It's a state function, so we're at constant temperature and pressure, and now we want to consider some chemical change or a phase transition or you name it.

这就是态函数，我们处于恒定的温度和压强之下，然后考虑某些化学变化或者相变,或者你想考虑的东西。

麻省理工公开课 - 热力学与动力学课程节选

But the Phase 1s and Phase 2s, they're not exactly the same for everyone.

但是第一阶段和第二阶段，对每个人来说，并不是完全一样的。

关于授课系统 - SpeakingMax英语口语达人

The next phase, concrete operations, from seven to twelve, you can solve the conservation problem, but still you're limited to the extent you're capable of abstract reasoning.

下一阶段,具体运算阶段,七到十二岁,儿童可以解决守恒问题,但儿童的抽象推理能力仍然有限

耶鲁公开课 - 心理学导论课程节选

Right now we're in a prototype phase.

现在我们还在样本阶段。

麻省理工公开课 - 媒体、教育、市场课程节选