The other big hurdle is size: the batteries are still too big. Alok Jha
另外还有一大障碍，那就是电池的大小：目前，锂离子电池仍然太大。
Alok Sharma says that is taking a big bite out of his family's budget. "Our gas bill has gone up 40, 50 percent, " he said.
阿洛克·夏尔玛说，这给他的家庭带来很大的财务负担。“我们的汽油费支出已上升了40%到50%。”
George M. Korniotis of the Federal Reserve and Alok Kumar of the University of Texas business school studied thousands of stock trades made by investors in the 1990s.
美联储的科尔尼奥蒂斯和得克萨斯大学商学院的库马尔对上世纪90年代投资者的数千笔交易做了研究。
George M. Korniotis of the Federal Reserve and Alok Kumar of the University of Texas business school studied thousands of stock trades made by investors in the 1990s.
美联储的科尔尼奥蒂斯和得克萨斯大学商学院的库马尔对上世纪90年代投资者的数千笔交易做了研究。
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