a.

1. 準備的，預備的；籌備的
   There is much preparatory work for us to do.

   我們有許多準備工作要做。

   I did preparatory exercises before the race.

   我在賽跑前做了準備運動。

n.

1. 預備學校，預科（在美國指為升入大學做準備的學校）[C]
   Her son is studying in a preparatory school.

   她兒子正在一所大學預備學校學習。

prep.[(+to)]

1. （為……）作準備
   The passengers gathered their belongings preparatory to getting off.

   乘客們收拾自己的東西為下車做準備。

adj.