名词
中文翻译：火焰包层
同义词：
['flame envelope', 'flame envelope layer例句：1. The fireman was able to extinguish the flame envelope before it could spread.（消防员成功地在火势蔓延之前扑灭了火焰包层。）2. The scientist discovered a new way to control the flame envelope during the experiment.（科学家在实验中发现了一种新的方法来控制火焰包层。）']
例句：
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1. The fireman was able to extinguish the flame envelope before it could spread.
消防员成功地在火势蔓延之前扑灭了火焰包层。
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2. The scientist discovered a new way to control the flame envelope during the experiment.
科学家在实验中发现了一种新的方法来控制火焰包层。
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3. The flame envelope is essential for maintaining the stability of the flame.
火焰包层对于维持火焰的稳定性至关重要。