1·The sun, is also variable over a long term: its heat output goes up and down in cycles, the latest trend being downward.
太阳在长期内也是变化的：它的热量输出在周期中有上升，也有下降，最近的趋势是下降。
2·If the cost of their finance goes up, they will have either to cut the supply or raise the cost of finance to important investors such as hedge funds.
如果它们的融资成本上升，它们将不得不削减供应或提高对冲基金等重要投资者的融资成本。
3·It goes up and down depending on the outlook for earnings and maybe other factors.
根据收益前景或者其他因素，这个数字可能会上升或下降。
4·If this cost per active 15-minute user stays flat, but the total CPU line goes up (or down), we can conclude that this is a workload or a capacity related issue.
如果此每15分钟活动用户的成本保持平坦，但总的cpu时间线上升(或下降)，我们就可以断定，这是一个与工作负载或容量相关的问题。
5·But that should change in the future as batteries' storage capacity goes up, and charging time comes down.
但在未来随着电池蓄电能力上升，充电时间缩短，这些都会发生改变。