数一数二 英语怎么说

数一数二
top one or two/one of the best...

比如：他一直是成绩数一数二的学生。
His grades are in the top one or two of his class.

或者是，
他在连里是数一数二的射手。
He is one of the very best marksmen in his company.

top two

the runner-up, if not the best