the person who holds the secretaryship of the Department of Energy;
"the first Secretary of Energy was James R. Schlesinger who was appointed by Carter"
the position of the head of the Department of Energy;
"the post of Energy Secretary was created in 1977"
双语例句
The U.S. Senate confirmed several of his appointments, including Steven Chu as energy secretary and Tom Vilsack for agriculture. 美国参院已对奥巴马的若干任命进行了确认，包括出任能源部长的朱棣文以及出任农业部长的威尔萨克。
Energy Secretary Stephen Chu told an overflow audience at Beijing's Tsinghua University that climate change is a growing and urgent problem. 美国能源部长朱棣文在北京清华大学对挤满会场的听众们说，气候变化问题日益严峻，而且十分紧迫。
