但光学是不够的，我们必须去理解。
我们必须要重视并理解如何更好地运用2维图形(剪影)去表达自己的想法。
We must focus on understanding how to best use 2 dimensional shapes to express ideas.
这是非常重要的，空间技术的有些部分你必须去验证，我们向你展示那条途径，另一方面，如果你扩展知识，你可以理解我们在这个教学中所解释的。
This is important and part of the space technology. You have to experiment; we show you the way. On the other hand, if you extend the knowledge, you can understand as we explained in this teaching.
因为一名出色的配音演员必须竭尽全力去理解他所配角色的情感和感受，所以，每个星期我们都在经历着跌宕起伏的情感波动。
Because a good dubber must try his best to understand the emotions and feelings of the characters they dub, every week can be a real emotional roller coaster.
无论如何，我们必须努力使我们的人生之旅过得充实精彩。我们必须不断努力去理解我们的旅伴，从他们每个人身上发掘最亮的闪光点。
We must strive to make the best of it… no matter what. We must constantly strive to understand our travel companions and look for the best in everyone.
但在美国，我们必须努力。我们必须努力理解，去获得超越，或超越这些相当艰难的时刻。
But we have to make an effort in the United States, we have to make an effort to understand, to get beyond, or go beyond these rather difficult times.
但在美国，我们必须努力。我们必须努力理解，去获得超越，或超越这些相当艰难的时刻。
But we have to make an effort in the United States, we have to make an effort to understand, to get beyond, or go beyond these rather difficult times.
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