When you say "training, training", you can use both transitive verbs and intransitive verbs, mainly depending on the meaning of the sentence. If the topic is self-active training, use the active form, for example, she is training for the competition; ; If the subject is training and training, use the passive form, for example, she is being trained by a coach.
So the two sentences you put forward should be similar, that is, in the first sentence, the main body is to receive training; The second sentence, the subject is active training. If there is a context, you can try to understand it according to the above explanation.