number one
成語所屬單字number
number one — 慣用語
1. the best, most important, or most successful person or thing in a particular gro
1.慣用語
釋義
第一；第一名；頭號
the best, most important, or most successful person or thing in a particular group or field.
例句
Eve practised every day, determined to become number one in the regional tennis competition.
The song quickly rose to number one on the streaming charts and stayed there for weeks.