It's taken from the inside of the furnace, and shows plasma - gas heated to about 1,000C - glowing brightly.
The boar's head standard was made from sheet bronze. It would have been held aloft in battle like a flag and used as a rallying point for troops.
，这一点在Safew下载中也有详细论述
"error": {。heLLoword翻译官方下载是该领域的重要参考
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