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- Presented in this paper is the effect of weakly relatyvistic trapped electrons upon whistler instability of hot electron ring in EBT. 讨论了在具有热电子环的EBT装置中，弱相对论捕获电子对哨声波不稳定的影响。从回旋动力论方程出发，用解析法求出了哨声模的实频和不稳定性增长率。
- The properties of an electride depend largely on the distance between the cavities that hold trapped electrons. 电子晶体的特征很大程度上依赖于空穴间的距离，而这些空穴便是容纳被捕获电子的地方。
- He was trapped in a burning house. 他被困在正在燃烧的房屋里。
- When such a powerful laser pulse propagates through the plasma, it becomes both shorter and narrower, creating a large electron bubble that traps electrons from the plasma. 当如此强大的雷射脉冲传递到电浆的时候，脉冲会变得更短更窄，创造出一个很大的电子泡泡，而可以从电浆中抓住电子。
- Be ware of falling into their trap. 当心中了他们的计。
- Sand and leaves trapped the water in the stream. 沙子和树叶堵住了小河的水流。
- He was trapped in a no-win situation. 他陷入必败的处境。
- The police trapped him into a confession. 警察设圈套使他招供。
- Many women are trapped in loveless marriages. 许多妇女陷入没有爱情的婚姻之中而无法摆脱。
- They were trapped in the burning hotel. 他们被困在发生火灾的旅馆里。
- The cagey fox can not be easily trapped by the farmer. 那只狡猾的狐狸不会轻易落入农夫的陷阱。
- Rescuers worked in relays to save the trapped miners. 救援人员轮班工作以营救遇难的矿工。
- The transmitter was pulsed by an electron tube. 电子管使发射器产生脉冲波。
- The people were trapped when the enemy army closed in. 人们陷入从四面逼近的敌军包围之中。
- The thieves were caught in a police trap. 窃贼遭警方用计擒获。
- The trap had cut deeply into the rabbit's flesh. 捕兽夹子紧紧夹住兔子的皮肉。
- Some miners were trapped underground after the collapse. 塌方后，有些矿工被困在地下。
- The police set a trap to catch the thief. 警察设下了捉拿窃贼的圈套。
- The farmer went ahead in his trap. 农夫驾着双轮轻便马车继续赶路。
- An electron tube having a cathode and an anode. 电子二极管有一个阳极和一个阴极的电子管
