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。

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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。

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Sometimes they switch parts and the person being interviewed will pick up their cameras or cell phone and start asking questions.

有时候他们转换角色，正在接受采访的人会拿起他们的摄像机或手机并开始问问题。

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In 2002 MIT professors started a not-for-profit called BioBricks that has collected 2, 000 biological components, including gene sequences that sense light, produce light, send messages between cells and switch cell functions on and off.

FORBES: Architect of Life

He has shown a strong interest in turning the island into a giant laboratory when the switch to fuel cell vehicles begins in earnest 10 to 15 years from now, as well as in testing the safety of hydrogen gas stations, the long-term reliability of cars and the economic viability of fuel cells.

FORBES: Mister Natural

That protein is a switch that tells a cell to self-destruct.

FORBES: Magazine Article