a squad of players that are available either individually or as a team to relieve or replace the players who started the game
being a replacement or substitute for a regular member of a team
同义词：second-string??/??substitute(a)
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。