每年：表示某个数量或频率是每年的。
按年
... per prep. 每,每一 per year 每年 percent a. 百分之一,(与基数词连用)百分之...的; n. 百分之...
每年
Together we earn $60,000 per year.
我们每年总共赚$60000。
The population is increasing at about 6% per year.
人口以每年约6%的速度增加。
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。
"In high income countries such as the United States, the U.K.and Australia,death rates are around forty-five per hundred thousand per year.
VOA : special.2009.09.28
Looking at this particular group, he estimated survivorship bias to be 4.4% per year and backfill bias to be 7.3% per year.
分析这个特定的样本,他估算其生存偏差每年达到4.4%,回填偏差每年达到7.3%
金融市场课程节选 : 耶鲁公开课
Aluminum is 25 million tons per year for the whole planet.
铝的产量为每年2500万吨,全世界。
固态化学导论课程节选 : 麻省理工公开课
She arrived at school in New York City -- only to learn that an unwritten limit of "two Negro students per year" had already been met.
VOA : special.2010.04.24
This compares with about sixteen million hectares per year during the nineteen nineties.
VOA : special.2010.04.06
Then it slowed all the way to 1.8% per year from 2001 to 2010.
Studies have shown that chronic lateness has cost countries such as Ecuador billions per year.
The company s first three years experienced strong organic growth of 50% per year.