When you're more comfortable with drawing the flames and fire, consider working in a more detailed background. You could also make the flames appear fancier.

当你画火焰画得更顺手时，可以考虑画个更复杂的背景，你也可以把火焰画得更梦幻点。

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Be sure to vary the height of different flames - no flames remain the same height at the same time and the difference in height gives a greater sense of movement.

确保火焰的高度不一—没有哪些火焰是一样高的，并且不同的高度更具动感。

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The influence of location of substrates in flames, synthesis duration and stability of flames on products synthesized by ethanol catalytic combustion was discussed.

讨论了基底在火焰中的位置、合成时间及火焰的稳定性等因素对乙醇催化燃烧法制备的产物的影响。

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He said the North could look on in safety while the actions of some of its people were producing flames of bitterness throughout the southern states.

VOA: special.2009.03.19

"Man's heart" in Yeats is "resinous"; it's a sticky filth that flames.

人心于叶芝看来是树脂做的;,是粘乎乎会燃烧的脏东西。

耶鲁公开课 - 现代诗歌课程节选

Flames quickly surrounded the basket in a perfect ring of fire.

VOA: special.2009.02.28

I'm now seeing flames -- flames, in the center of the building.

CNN: Cooper: Rocket strike leaves strange scene

In Ohio last November, a controversial law limiting those rights went down in flames -- repealed in a voter referendum, 62%-38%.

CNN: Wisconsin recall will have wider impact

It was a sober realization, due in part to the Starz deal going down in flames and to difficulties in negotiations with content owners, that separating the businesses was a necessary step toward an inevitable conclusion.

FORBES: The Future Of Netflix Ummm Qwikster