动词 limit:

1. place limits on (extent or access)

2. restrict or confine, "I limit you to two visits to the pub a day"

3. decide upon or fix definitely

limitn.限度；限制；界限vt.限制；限定limit orbit极限轨道limit depth极限深度limit index限额指标limit speed极限速度,极限转速limits file界限文件,极限文件limit count极限计数limit cyclen.极限环(极限周值)limit range极限范围limit field界限字段limit gaige[机] 极规, 限界规