preactivity

词形变化

preactivities 复数 preactivities

释义与例句

n.
  1. 1.

    preactive activity

    不可数
adj.
  1. 1.

    Before an activity takes place.

    Patients were given a pre-exercise or preactivity meal.

词源

Etymology tree Proto-Indo-European *per- Proto-Indo-European *preh₂-der. Proto-Italic *prai Proto-Italic *prai- Latin prae-lbor. Middle English pre- English pre- Proto-Indo-European *h₂eǵ- Proto-Indo-European *-eti Proto-Indo-European *h₂éǵeti Proto-Italic *agō Latin agō Proto-Indo-European *-wósder. Latin -īvus ▲ Ancient Greek ἐνεργητῐκός (energētĭkós)sl. Latin āctīvus Proto-Indo-European *-teh₂ Proto-Indo-European *-ts Proto-Indo-European *-teh₂ts Proto-Italic *-tāts Latin -tās Latin āctīvitāsder. Middle French activitébor. English activity English preactivity From pre- + activity.

来源：wiktionary