我不想再训练新兵了。I don't want to have another rookie to train.解雇老警卫、再训练年轻警卫取而代之并不是件容易的事。It will not be easy to winkle out the old guard and train younger replacements....

“再训练”的英语可以翻译为：[医] re-education，rehabilitation，reorientation，retraining ...