He said the Octagon would soon switch to a fuel cell system for heat and electricity, partly to cut energy costs at a time of a depressed rental market.
他说奥特根不久将使用燃料电池系统供热和发电，以便在楼房租赁市场低迷的情况下部分地降低能耗。
2
If the miRNA levels were too high or too low, the gene would not switch on, and the cell would not be killed.
如果miRNA级别太高或者太低，这种基因就不会被激活，当然细胞也不会被杀死。
3
Sometimes they switch parts and the person being interviewed will pick up their cameras or cell phone and start asking questions.