pre-,在前，早于，预先，-scribe,写，词源同describe.引申诸相关词义。

1. The law allows doctors to prescribe contraception to the under 16s.

法律允许医生给16岁以下未成年人开避孕药。

2. Therapists cannot prescribe drugs as they are not necessarily medically qualified.

由于治疗师不一定具有行医资格，所以他们不可以开处方。

3. The doctor prepared to prescribe a receipt.

医生准备开个药方.

4. Can't you just prescribe some of those diet pills, doctor?

你不能开一些减肥药吗, 医生?

5. They encourage doctors to prescribe cheaper generic drugs instead of more expensive brand names.

他们鼓励医生给患者开较便宜的非专利药，而不是价格更高的品牌药。