您要查找的是不是：
- annular gain region 圆筒形增益区
- When the Rabi frequency of the driving field is larger and reach a threshold,a special gain region will appear by adjusting the detuning of the probe field. 驱动场Rabi频率较大而达到某一阈值后，调整探测场的失谐将出现特别增益区。
- The annular markings on a tree indicate its age. 树的环形纹理显示其年龄。
- You can gain by watching how she works. 看她怎样工作就可获益。
- Oil share show modest gain over the week's trading. 石油股票价在上星期的交易中略有上升。
- The masses gain experience through struggle. 群众通过斗争可以取得经验。
- It is not for the love of gain that he does so. 他这样做并非为了得什么好处。
- Most insect do not live in polar region. 大多数的昆虫不在极地地区生存。
- The earthquake may cause a region to fall in. 地震可以使一个地区下陷。
- Not incidentally,gaining regional hegemony is probably the only way that China will get back Taiwan. 美国竭力遏制台湾回归祖国（除非马英九就共产党）。中国人就是一盘散沙。
- We hope for some gain from our investment. 我们希望投资有利可图。
- It was reported that there would be an annular eclipse tomorrow. 据报道说，明天有日环食。
- No practice, no gain in one's wit. 纸上得来终觉浅，要知此事须躬行。
- Storms spring up easily in this region. 这个地区很容易发生风暴。
- Gain got by a lie will burn one's fingers. 靠欺骗得利，准要吃亏。
- Fame and gain are but chips to him. 他视名利为尘土。
- He has no aspiration for fame or gain. 他不图名利。
- He is earning a salary in the region of25,000. 他当时的薪金在25,000英镑左右。
- The baby had a gain of half a pound. 婴儿的体重增加了半磅。
- A storm that cut off power to the whole region. 切断了整个地区电力供应的暴风雨
