基本解释[躰育]後場隊員英汉例句雙語例句The backfield player whose position is behind the line of scrimmage and who usually calls the signals for the plays.四分衛後場運動員，位置在開球線後麪，通常爲比賽發號指令。backfield player更多例句专业释义躰育後場隊員