You freeze in horror and burn with shame.
你吓得僵住了，羞愧难当。
Cover the burn with clean, non-fluffy material to protect from infection.
用干净的没有绒毛的材料包扎伤口来防止感染。
燃料接触空气能够燃烧。
It will burn with a pale blue, almost invisible flame.
氢燃烧时火焰是淡蓝色，几乎不可见。
It will burn with a pale blue, almost invisible flame.
氢燃烧时火焰是淡蓝色，几乎不可见。
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