検索
Backstop
01
援護
a precaution in case of an emergency
02
援護
(baseball) the fence or wall behind home plate that stops wild pitches and protects spectators
03
援護
(baseball) the catcher, who stands behind home plate and is responsible for catching pitches, preventing passed balls, and managing the defense
to backstop
01
バックストップ
act as a backstop
