"高级"用英语可以说成 "advanced"。
"Advanced" 来源于拉丁语 "advance"，意思是 "前进"或 "提高"。在英语中，它常用来形容某物或某人已经取得了高水平的技能或知识。
例句：
She has an advanced degree in physics. (她拥有物理学高级学位。)
This course is intended for advanced students of French. (这门课程是为法语高级学生设计的。)
The new software has advanced features that make it more efficient. (新软件有更高级的功能，更加高效。)