Operas
n. 歌剧( opera的复数形式 ); 歌剧艺术, 歌剧业
🗣️ 情景例句
She is giving me piano lessons in exchange for her English classes.
我教她英语，她教我弹钢琴。
You've come up with a good idea.
你想出来的主意好极了。
300 pieces.
300个