By last year, the Yellowstone wolf population had grown to more than 170 wolves.
直到去年，黄石国家公园的狼群数量已经增长至超过170匹。
By last year, Wall Street traders, bankers and those who deal in real estate generated 21% of the national income, double their share in the 1950s.
截至去年，华尔街交易员、银行家和从事房地产交易的人创造了21%的国民收入，是上世纪50年代的两倍。
By last year it had grown to 80 per cent.
而到去年，它已经增长到了美国经济的80%。
By last year, nearly 40% of US corn was going to produce ethanol.
去年美国有近40%的玉米用于生产乙醇。
Oxford, Cambridge by last year compound second, slides to third, fourth.
牛津、剑桥由去年的并列第二，下滑到第三、第四。
But by last year, people weren't paying for speech therapy the way they had been.
但到了去年，人们不愿再像以前那样愿意花钱进行语言障碍矫正。
The ONS figures also showed that by last year a third of couples who wed in 1995 had divorced.
英国国家统计局的数字还显示，截至去年，于1995年结婚的夫妇中三分之一已经离婚。
By last year, that had surged to 21percent — although some 60 percent took only the minimum two months.
到去年为止，这一数据剧增到21%，不过有60%左右的父亲都只休了最少期限2个月的假。
By last year HP had recycled over 450,000 tonnes of used equipment. It aims to double that figure by the end of next year.
去年惠普回收了450多万吨的二手设备，打算在明年年底之前将这一数字翻一倍。
By last year HP had recycled over 450, 000 tonnes of used equipment. It aims to double that figure by the end of next year.
去年惠普回收了450多万吨的二手设备，打算在明年年底之前将这一数字翻一倍。
By last year we were ready for the final push: re-crawling all the generated knowledge representations and restarting the system from near scratch.
在去年我们就准备好最后一击：重新爬行(索引)过所有已生成的知识形式并且重新启动系统。
By last year the figure had fallen to 54%, and the number of people who identified themselves as below middle-class had risen from 20% to 37% over the same period.
但是去年这个数字跌倒了54%，同时认为自己处于中等偏下生活水平的人口比例从1987年的20%上升到了去年的37%。
By contrast, contemporary art, which in the early 1990s accounted for less than 10% of Sotheby’s revenues, grew to nearly 30% of greatly increased revenues by last year.
相对的是，在1990年代早期只占Scotheby销售额的不到百分之十的当代艺术，在去年销售额增长了接近百分之三十。
Figures from societe generale show that the average holding period of a stock on the New York stock Exchange fell from ten years in the 1940s to nine months by last year.
法国兴业银行(societegenerale)数据显示，纽约证交所的平均持股时间已从20世纪40年代的10年缩短为去年的9个月。
Calling mobile phones the "remote control" for life, market research firm Synovate's poll said cell phones are so ubiquitous that by last year more humans owned one than did not.
这项由思纬市场调查公司开展的民调称，手机已成为人们生活中的“遥控器”，它们无处不在。截至去年，手机用户的数量已超过没有手机的人数。
WRAP also cajoled Britain’s biggest supermarkets and food suppliers into signing a voluntary agreement to halt the growth in packaging by last year and start reducing it from 2010.
WRAP的还引导英国最大的超市和食品供应商签订志愿协议，协议规定自去年开始停止包装量的增加，并从2010年开始减轻包装。
WRAP also cajoled Britain's biggest supermarkets and food suppliers into signing a voluntary agreement to halt the growth in packaging by last year and start reducing it from 2010.
WRAP的还引导英国最大的超市和食品供应商签订志愿协议，协议规定自去年开始停止包装量的增加，并从2010年开始减轻包装。
Export sales were up by 32% last year.
去年出口销售额增长了32%。
Lending by banks rose to $10 billion last year.
去年银行发放的贷款增至100亿元。
He was finally forced off the political stage last year by the deterioration of his physical condition.
他最终因身体状况恶化于去年被迫离开了政治舞台。
The world's largest existing marine reserve, established last year by the British government in the Indian Ocean, spans 554,000 km2 and is a no take zone throughout.
去年，英国政府在印度洋建立了世界上现存最大的海洋保护区，跨越55.4万平方公里，整个保护区均是禁渔区。
By comparison, expenditure on education increased last year.
相比之下，去年教育经费增加了。
Prices jumped by 60% last year.
去年，物价暴涨60%。
The company profits grew by 5% last year.
去年公司的利润增加了5%。
The number of tourists to the resort declined by 10% last year.
去年到这个胜地旅游的人数减少了10%。
Violent crime has increased by 10 percent since last year.
暴力犯罪自去年以来已上升了10％。
Profits have risen by 15 per cent compared with the corresponding period last year.
与去年同期相比利润增长了15%。
Employers are planning on hiring about 17 percent more new graduates for jobs in the U.S. this year than last, according to a survey conducted by the National Association of Colleges and Employers.
美国大学与雇主协会开展的一项调查显示，雇主们计划今年在美国招聘的应届毕业生比去年多17%左右。
Employers are planning on hiring about 17 percent more new graduates for jobs in the U.S. this year than last, according to a survey conducted by the National Association of Colleges and Employers.
美国大学与雇主协会开展的一项调查显示，雇主们计划今年在美国招聘的应届毕业生比去年多17%左右。
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