(通常经过努力)获得，得到： to succeed in getting sth, usually after a lot of effort.
Most of our students attained five ‘A’ grades in their exams. 我们大部分学生的考试成绩是五个A。
达到(某年龄，水平，状况) to reach a particular age, level or condition.
The cheetah can attain speeds of up to 97kph. 猎豹的奔跑速度每小时可达到97公里。
完成，获得，达到，成就。 something that you achived.
a young woman of impressive educational attainments. 一位学业成就斐然的年轻女子。
达到，获得 success in achieving sth
The attainment of his ambitions was still a dream. 他要实现的报负仍然是一个梦想。