这个研究证明我们的爷爷奶奶们是正确的。
The current research shows that our grandparents were right".
请各位现场的嘉宾志愿者爷爷奶奶们到小舞台上拍照留念。
Ladies and gentlemen, I ask all of you to come to stage for take a photo together.
一位五岁小女孩高歌一曲中文老歌，逗的爷爷奶奶们开心不已。
One five-year-old girl brought the house down by singing an old Chinese song.
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