神州行电话卡的英文：
Shenzhou pre-paid card

`pre' is a prefix in `prehistoric' and `premedical' and `prepaid'.
‘pre’在‘prehistoric（史前的）’、‘premedical（医学院预科的）’和‘prepaid（预先支付的）’中是前缀。

The uranium pre-dates the kombolgie formation sedimentation
铀原先赋存于科母波尔吉岩系的沉积层中。

Not every invocation of the doctrine of pre-emption will be justified.
不是任何情况下对预防性原则的引用都是正当的。