perimeter是什么意思

音标:英 [pəˈrɪmɪtə(r)]美 [pəˈrɪmɪtɚ]

周长, 周界, 边缘[医] 周, 周边, 周界线; 周长; 视野计

a line enclosing a plane areas

perimeter的用法和例句：

1. I'm in the space between the perimeter walls.

我现在位于围墙间隔过道上

2. Once we're inside the perimeter, you'll let me out.

一旦我们进入计划区域 你放我下车

3. No, that's from before, right after we were on perimeter check.

不 这是之前的影像 就是我们检查周边之后

4. I was on perimeter detail at the convention.

只负责大会周边的安保工作

5. I checked the perimeter from that bluff.

我从那边的悬崖上观测过了

6. That's why we keep the perimeter electrified.

所以我们在外围拉上了电网

7. They'll be covering the perimeter and the hostages.

他们会负责处理外围和看管人质

8. are he managed to slip the perimeter.

If they haven't found him, chances

9. We're gonna set up a perimeter here.

我们会在这里设置一道警戒线

10. maybe we should do a perimeter check.

也许我们应该检查一下周边环境