first string
noun/ˌfɜːst ˈstrɪŋ/
/ˌfɜːrst ˈstrɪŋ/
[countable, uncountable]- a group of people (usually players on a sports team) who are very good and used regularly
第一串：非常好并且经常使用的一群人（通常是运动队的球员） - It's only a matter of time before he joins the first string.
他加入第一线只是时间问题。
- It's only a matter of time before he joins the first string.