Writing a good philosophy paper is a skill and you can get better at it.

写一篇好哲学论文是一种你能提高的技能。

耶鲁公开课 - 死亡课程节选

What kind of things do you have to study to be good at aviation engineering?

你要学哪些课程来提高航空工程专业的技能？

来美国的理由 - SpeakingMax英语口语达人

You have many students who have improved their English skills a lot.

你很多学生的英语技能都大幅度提高了。

留在记忆中的学生 - SpeakingMax英语口语达人