prescribe是什么意思？

Why do many doctors prescribe routine screening for cancer?

The reason for these and countless other patterns of social behaviour is that they are controlled by social norms--shared rules or guidelines which prescribe the behavior that is appropriate in a given situation.

In fact, they are prescribed and they’regiven at a certain level, a dosage that is understood by a practitioner who’s been trained.

The store doesn't have the prescribed medicine.

Physicians who have been on the job for several hours, for example, are more likely to prescribe antibiotics to patients when it's unwise to do so.