您要查找的是不是：
- Guards patrolled the perimeter of the airfield. 卫兵沿机场四周巡逻。
- The perimeter of the airfield is protected by guard-dogs. 机场外的环形防卫圈由警犬保卫着。
- The barbed wire fence round the perimeter discouraged intruders. 周围有铁丝网阻止了外人闯入。
- perimeter displacement 周边位移
- Guards had been posted at several points around the perimeter. 在环形防线上已布置了几处岗哨。
- A fence marked the perimeter of the field. 一道篱笆标明了那块田地的周界。
- The plane stalled, flipped over onto its back and crashed near the perimeter. 飞机失速了，翻了一个跟头，坠毁在机场环形围栏附近。
- The dashpot displacement relaxes exponentially. 阻尼器位移按指数关系松弛。
- How am I to find the perimeter in the dark? 我在黑暗里怎么看出周围的警戒线呢?
- Work out how long the perimeter of the playground. 请你算一算体育场的周长是多少米?
- Displacement of an organ or other body part to an abnormal location. 异位某一器官或其它身体部位位移到不正常的位置
- Guards patrol the perimeter of the estate. 保安人员在庄园四周巡逻。
- This is the boat of 10, 000 tons of displacement. 这是排水量10,000吨的船。
- We might nab him if we set up a perimeter. 只要我们设个防线或许能逮捕到他。
- Displacement resolution of sub pixel is achieved. 检测系统达到了亚像素级的位移分辨率。
- Ninjaroid: We have secured the perimeter, sir. 机械忍者:头领,我们在附近巡视过了。
- The reason of her sudden displacement now appeared. 她忽然躲开的原因，现在明白了。
- Military jeeps patrol the perimeter at night. 军方吉普车夜晚在周边巡逻。
- Displacement of the lens is not uncommon. 晶体脱位是常见的疾
- The river marks the eastern perimeter of our land. 这条河标示我们的土地东面的边界。
