1. 基本释义
Preparation 是一个不可数名词（有时也可作可数名词），意为“准备；准备工作；制剂”。
- 作为不可数名词：指抽象的“准备”过程或状态。
- 作为可数名词：常用于指具体的“准备事项”或“药品/化妆品等制剂”。
2. 常见搭配
- make preparations for …（为……做准备）
- in preparation for …（为……做准备中）
- the preparation of …（……的准备/制备）
- adequate/thorough preparation（充分/彻底的准备）
- chemical preparation（化学制剂）
3. 例句示范
- We are making preparations for the conference next week.
- The meal was excellent — clearly the result of careful preparation.
- This medicine is a herbal preparation used to treat colds.
- In preparation for the exam, she studied every night.
4. 注意事项
✅ Preparation 通常不用于复数形式表示“准备”这一抽象概念。但在指多种具体准备事项或不同类型的制剂时，可用复数形式 preparations。
❌ 错误示例：She did many preparation.（应为：She made many preparations.）