Meaning of Excel in
Unknown / অজানা / अज्ञात
to surpass others or be superior in some respect or area; do extremely well: to excel in math.
to surpass; be superior to; outdo: He excels all other poets of his day.
to be superior to (another or others); surpass
(intransitive; foll by in or at) to be outstandingly good or proficient: he excels at tennis