名词
中文翻译：燃烧线
同义词：
['line of fire', 'critical line例句：1. The burning line was the only way to cross the river safely.（燃烧线是过河的唯一安全方式。）']
例句：
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1. The burning line was the only way to cross the river safely.
燃烧线是过河的唯一安全方式。
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2.The firefighters were working around the burning line to contain the blaze.
消防员们围绕着燃烧线工作以控制火势。
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3. The line of fire is always dangerous, especially when it comes to nuclear weapons.
火线总是危险的，尤其是在核武器方面。