vital principle

常见例句

• Some very vital people belong to this bloodsucking type.
  某些生命力极旺的人便属于这吸血的一类。
• In the era of electronic documents, provenance principle still has strong vitality and unsubstitutable significance.
  电子文件时代，来源原则依然具有强大的生命力，它的指导意义具有不可替代性。
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