according to joseph needham
In 1044, a military book Wujing Zongyao ("Compilation of Military Classics") described various gunpowder recipes in which one can find, according to Joseph Needham, the prototype of the modern hand grenade.
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according to joseph needham
根据李约瑟的说法
以上为机器翻译结果，长、整句建议使用 人工翻译 。