propagator

a propagator of the doctrine.

该信条传播者。

and improving the professional quality of the ciceroni to make them the propagators of the national spirit.

提高导游人素质，做民族精神传播者。

A Feynman propagator is constructed for the effective interaction between electrons which takes into account the polarizability of the medium of unexcited particles in the Fermi sea.

欲从实验和理论完整了解质稳定性及动性是一个挑战，这往往需要对摺叠和非摺叠态质之间交互作用做具体分析。