pre-的用法和样例：
词汇搭配
- pre-eminent 卓越的
- pre-emption 收买权
- pre-arranged 预先准备好的...
- pre-empt <美> 先占
- pre-emptive preemptive...
- pre-cooked 预先烹制的
- Pre-Cambrian 【地】前寒武纪...
- pre-exist (=preexist...
- pre-eminently 卓越地
- pre hardening 初凝(预硬化)...
- pre evaporation 预蒸发(初步蒸发)...
- pre emphasis 预修正
- pre leaching 浸出之前(预浸出)...
- pre compaction 预压(初步压块)...
- pre evaporator 预蒸发器
- pre irradiation 辐照前(先辐照)...
- pre springing 焊件的预弯
- pre burning 预燃(老化)
