back four

US /bæk fɔːr/
UK /bæk fɔːr/
"back four" picture
1.

四後衛, 四人防線

a defensive line of four players in soccer or other sports

:
The coach decided to play with a back four to strengthen the defense.
教練決定採用四後衛戰術來加強防守。
Our back four held strong against the opponent's attacks.
我們的四後衛在對手的進攻下表現出色。