Tradueix "origin" a Txec

EN Because of the highly rounded and polished shape of the particles, the researchers were able to attribute their origin to internal combustion engines and brake friction, because the heat generated in this process creates almost spherical particles

• rounded
• particles
• researchers were able
• attribute their origin
• internal combustion engines
• brake friction
• because the heat
• process creates almost

EN His family had Jewish origin, his name was Kantner

• His family had
• origin

EN His dad, a Chod (“Walker”, a historical minority in Bohemia) by origin, died of tuberculosis when Jiří was six years old

• His dad
• Chod
• origin
• died of tuberculosis
• Jiří was six
• old