来自pre-emption的回构词，引申词义防止，避免。

1. The subject came up during a pre-dinner drink with our guests.

在与客人喝餐前酒的时候，有人提到了这个话题。

2. Children graduate to the kindergarten, then pre-school, and then school.

孩子们先上幼儿园，然后上学前班，再接着上小学。

3. Most pre-prepared weight loss products are next to useless.

大多数预制减肥产品几乎都没有什么功效。

4. These ceremonies were already part of pre-Christian ritual in Mexico.

这些仪式已经成为墨西哥基督教时期以前的宗教仪式的一部分。

5. For a decade "X" was the pre-eminent punk band in Los Angeles.

10年来，“X”乐队一直都是洛杉矶最杰出的朋克乐队。