意大利饱学之士李奥纳多·达·文西可能是欧洲第一个寻求飞行实际解决之法的人。
Leonardo Da Vinci was an Italian polymath who was probably the first European to seek a practical solution to flight.
意大利饱学之士李奥纳多·达·文西可能是欧洲第一个寻求飞行实际解决之法的人。
Leonardo Da Vinci was an Italian polymath who was probably the first European to seek a practical solution to flight.
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