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opening game; (season) opener
チームは開幕戦に勝利した。
The team won their season opener.
開幕戦を見に、スタジアムは満員だった。
The stadium was packed to watch the season opener.
スター選手が、開幕戦で負傷しチームに大きな影響を与えた。
The star player was injured in the season opener, which greatly affected the team.