名词
中文翻译：大键琴同义词
同义词：
['grand piano', 'large-scale piano']
例句：
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1. The grand piano is the centerpiece of the music room.
大键琴是音乐室的焦点。
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2. She played the grand piano beautifully.
她演奏大键琴时弹得非常好。
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3. The grand piano was a symbol of elegance and sophistication in the 19thcentury.
大键琴是19世纪优雅与复杂的象征。