Air travel will continue to grow at about 6% per year.
乘飞机旅行的人数将以每年大约6%的速度持续增加。
The average citizen in the developed world uses over 155kg of paper per year.
发达国家中普通公民每年的用纸量超过155公斤。
It grows very slowly, nearly 15mm per year.
它的生长速度得非常缓慢，每年生长约15毫米。
A large tree might make around 100kg of O2 per year.
一棵大树每年可以产生大约100公斤的氧气。
Smith used mail coaches to travel as much as 10,000 miles per year.
史密斯使用邮车旅行每年多达1万英里。
Today, we produce about four billion metric tonnes of food per year.
今天，我们每年生产大约40亿公吨的食物。
By 2020, it will be top, with predictions of 130 million visitors per year.
到2020年，它将成为世界第一，预计每年将接待1.3亿游客。
Nowadays, American kids on average receive about $800 per year in allowance.
现在，美国孩子平均每年得到大约800美元的零用钱。
A single Acanthaster can consume five to six square meters of coral polyps per year.
一只棘冠海星每年可以吃掉5到6平方米的珊瑚虫。
Before it, in the 1950s and 1960s, more than fifty thousand whales per year were killed.
在此之前，在20世纪50年代和60年代，每年都有超过5万头鲸鱼被捕杀。
That common-sense change enjoys wide public support and would save the USPS 2 billion per year.
该项变动符合生活常理，得到了公众的广泛支持，每年将为美国邮政节省20亿美元。
It reproduces incredibly quickly, breeding up to 12 generations per year if conditions are favorable.
它的繁殖速度快得令人难以置信，在条件适宜时，一年可繁殖12代。
In Teruvia, the quantity of rice produced per year is currently just large enough to satisfy domestic demand.
在特鲁维亚，目前每年生产的大米数量刚好能满足国内需求。
The school administration has decided to make it mandatory for each student to volunteer at least 40 hours per year.
学校管理部门已经决定强制要求每个学生每年至少志愿服务40个小时。
In Lagos, foreign oil workers can pay as much as $65,000 per year in rent for a modest apartment in a safe part of town.
在拉各斯，外国石油工人每年需要支付高达6.5万美元的租金才能在镇上一个安全的地段租到一套普通公寓。
Recorded deaths of birds of prey and other birds in wind farms in the United States currently amount to no more than 300 per year.
据记录，在美国的风力发电场中，目前猛禽和其他鸟类的死亡总数每年不超过300只。
The school administration has decided to make it mandatory for each student to volunteer at least 40 hours per year to one of the town's many volunteer programs.
学校管理部门已经决定强制要求每个学生每年参加该镇众多志愿者项目的其中一个，志愿工作时长至少要达到40个小时。
The revenue from this tax, which would probably be hundreds of billions of dollars per year, could be handed out to citizens as a dividend or used to fund green infrastructure projects.
这项税收每年可能达到数千亿美元，它们可以作为红利发放给公民，或者用于资助绿色基础设施项目。
Publicly available records indicate that Yorco employs roughly the same number of such hourly wage workers as Zortech does but spends a far higher total sum per year on wages for such workers.
公开记录表明，Yorco雇用的按小时计酬的工人数量与Zortech大致相同，但每年付给这些工人的工资总额要高得多。
The scale of the searches has been increased dramatically since 1992, when the US Congress voted NASA $10 million per year for ten years to conduct a thorough search for extra-terrestrial life.
自1992年，美国国会计划在未来10年里每年为美国国家航空航天局投入1,000万美元，用于彻底搜寻外星生命体以来，搜寻的规模开始大幅增长。
I went into a leasehold property at four hundred and fifty dollars rent per year.
我住进了年租金450美元的房子。
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