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战国时代发明了可以双箭齐射的连弩,提高了发射速度。
Repeating crossbow which could launch two arrows at a time was invented during the Period of Warring States.
youdao
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战国时代发明了可以双箭齐射的连弩,提高了发射速度。
Repeating crossbow which could launch two arrows at a time was invented during the Period of Warring States.
youdao