研究结论认为，大洋平面约在1865年至1892年的某个时间开始以2.1毫米/年的平均速度上升，并一直保持这一趋势。
The ocean began rising an average of 2.1 millimeters per year some time between 1865 and 1892 and hasn't stopped, the study concludes.
截止到2008年以前的五年时间，拉美地区经济以年平均5.5%的速率增长，而通胀率保持单位数字。
In the five years to 2008 the region's economies grew at an annual average rate of 5.5%, while inflation was in single digits.
这辆车花了我4,000美元，为了买这辆车并能付得起对我来说高价的保险费，我一直在大一的剩余时间里做全职工作（同时保持4分年级平均成绩）。
This car cost me $4, 000, I had worked full-time for the remainder of my freshman year (while maintaining a 4.0 grade point average ) in order to purchase this car and afford my very pricey insurance…
应用推荐