Like the Horsehead, the Flame, and the Orion Nebula itself, M78 is a readily visible part of the large Orion Molecular Cloud complex some 1, 500 light-years distant.
正如马头，火焰，以及猎户星座一样，M 78是大猎户座分子云可见的一部分，约有1500光年的距离。
The edge position, visible area and the mean of gray value of flame also be discussed by analyzing the flame images.
分析火焰数字图像，讨论了火焰锋面位置、火焰面积、平均灰度的计算方法。
The Olympics flame is visible above the Bird's Nest at all times.
在这里，可以看见鸟巢上一直熊熊燃烧的奥运圣火。
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