line of scrimmage

US /ˌlaɪn əv ˈskrɪm.ɪdʒ/
UK /ˌlaɪn əv ˈskrɪm.ɪdʒ/
"line of scrimmage" picture
1.

攻防线

an imaginary line or mark on the field in American football or Canadian football where the ball is placed at the start of each play

:
The quarterback stood behind the line of scrimmage, ready to call the play.
四分卫站在攻防线后,准备好发出指令。
Both teams faced each other across the line of scrimmage.
两队在攻防线两边对峙。