That indicates that there will be little or delayedactivity in that cycle, said Hill, who tracks jet streams.
这预示着这次的周期太阳活动要么不剧烈，要么会延迟。
2
The RUP recommends starting these earlier in the project, and we were now under pressure because we.d delayed this activity.
RUP 建议在项目的更早的时候开始这些工作，我们现在承受了巨大的压力，因为我们已经延迟了个活动。
3
Conversely, if telomerase activity is high, telomere length is maintained, and cellular senescence is delayed. This is the case in cancer cells, which can be considered to have eternal life.