achieve的名词是什么意思

　　例句：

　　She never achieved her ambition of becoming a famous writer.

　　她一直未能实现当名作家的夙愿。

　　They had achieved a lot in a short space of time.

　　他们在短时间内取得了很大的成绩。

　　She achieved some measure of success with her first book.

　　她出第一部书就得到了相当的成功。

　　They were able to achieve a settlement without using military force.

　　他们没有诉诸武力就解决了问题。

　　You can only achieve success through hard work.

　　你得孜孜不倦方能成功。