尽管这位教授知识渊博，但他缺乏能吸引学生的个人魅力。

Despite his knowledge, the professor lacks the personal ___charisma to captivate his students.

许多人认为她那非凡的魅力源于智慧与精神深度的罕见结合。

Many believed her remarkable ___charisma stemmed from a rare combination of intelligence and spiritual depth.

她天生的感召力是团结团队支持新愿景的关键因素。

Her natural ___charisma was a key factor in rallying the team behind the new vision.