first-string /ˈfɚstˈstrɪŋ/ adjective Learner's definition of FIRST-STRING
US, sports
: most skillful一流的;优秀的;得力的 ◊ The first-string players on a team play first in the game because they are considered the best players.运动队的一流运动员在比赛中第一批上场,因为他们被认为是最优秀的。This term is also sometimes used figuratively.这个词语有时也用作比喻。
— compare second-string