英语翻译the retraining needed to use them will have to be repeated as the technology keeps improving.急用,

英语翻译the retraining needed to use them will have to be repeated as the technology keeps improving.急用,
英语翻译
the retraining needed to use them will have to be repeated as the technology keeps improving.
急用,

英语翻译the retraining needed to use them will have to be repeated as the technology keeps improving.急用,
科技不断进步,所以需要用这些的再教育将需要重复.