您要查找的是不是：
- Keepalive Interval n. 存活间隔
- Latecomers will not be admitted until the interval. 迟到者在休息时间方可入场。
- A brief, indefinite interval of time. 瞬间一个短暂的、不确定的时间间隔
- There is an hour's interval to the next train. 下一火班车还要过一小时才开。
- We had a quick drink in the interval. 我们在中间休息时匆匆喝了点东西。
- We changed seats in the interval. 中间休息时,我们交换了一下座位。
- A minor key, scale, or interval. 小调音、短音阶或短音程
- An interval composed of three whole tones. 三全音三个全度音的音程
- A mark indicating the boundary of such an interval. 刻度线，分度线指示这种间隔的界限的标记
- No keepalive messages are received. 是什么意思,和二层有关吗?谢!
- The sunny interval we were promising has been few and far between. 我们原可望能有几阵晴天，结果却很稀少。
- In perforated continuous forms paper, the interval between cuts. 在穿孔的连续格式纸上，割线之间的间距。
- The interval between the two posts measures thirty meters. 那两根柱间的距离为三十米。
- There was an interval of five years between the two civil wars. 那两次内战之间间隔了五年。
- The interval between any two frequencies having a ratio of2 to1. 倍频程频率比率为2比1的两个频率的间隔
- A hiatus is the total interval of geologic time. 一个沉积间断是地质时间的总间隔。
- The continuation of the play after the tea interval was ruined by rain. 原定茶点休息后继续进行的比赛因下雨而取消了。
- A truce should be made in the interval. 在接着的一个时期中，双方实行休战。
- It is especially suitable for sites that see extensive KeepAlive traffic. 这种机制对那种寻求“保持在线流量”的站点尤为适用。
- A set having the same number of points as all the real numbers in an interval. 闭联集与一个区间内所有实数数目相同的点的集合
