例句與造句

1. Within months after the discovery of the neutron, Werner Heisenberg and Dmitri Ivanenko had proposed proton neutron models for the nucleus.
2. Given the problems of the " proton electron model ", and Dmitri Ivanenko had proposed proton neutron models for the nucleus.
3. It's difficult to find dmitri ivanenko in a sentence. 用dmitri ivanenko造句挺難的