He was told, he complains, that he would need retraining for the state system.
他抱怨说，他被告知根据国家教育体制规定，他需要进行再培训。
The people who get the most out of retraining are those hired to do it.
再培训的收益者是这些被聘用受培训的人！
The difficulty of retraining is also a factor.
培训的难度大也是因素之一。
The difficulty of retraining is also a factor.
培训的难度大也是因素之一。
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