“后援”用英语怎么说？

“后援”的拼音为：hòu yuán...

“后援”的近义词/同义词：后盾。...

后援部队被派赴前线.Troops in support were sent to the battle front.刘备带一千人马作后援.Liu Bei was given 1,000 troops as the Back up force.三五九旅的后援部队偷越过一片朦胧的山岭.Reserve units of the 359 th Brigade stole through the dark mountains....