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in-house; (on) the grounds; (in) the premises; hall; theatre; theater
係員が場内の安全を確認した。
The staff confirmed the safety of the venue.
観客は次々と場内へ入っていった。
Spectators entered the venue one after another.
場内アナウンスが響き渡り、観客が席に着いた。
The in-house announcement echoed, and spectators took their seats.