How to say “We stood there admiring the painting until the guard told us they were closing.” in Japanese
In Japanese
警備員さんに「もう閉館です」って言われるまで、二人でずっとあの絵を鑑賞してたんだ。
Keibiin-san ni "mō heikan desu" tte iwareru made, futari de zutto ano e o kanshō shiteta n da.