当你和家人坐下来吃饭时，你有没有想过人们第一次使用筷子是在什么时候、什么地方？
When you sit down with your family to eat a meal, have you ever wondered when and where people used chopsticks for the first time?
他告诉我一次他们夫妇在和七岁的女儿外出吃饭时，女儿碰倒了水杯。
He told me that while he and his wife and seven-year-old daughter were out for dinner, his daughter knocked over her water glass.
这款产品可以训练人们在吃饭时每10秒钟咬一次(默认设置)，或者自行设定时间间隔。
It can be set to train eaters to take bites every 10 seconds (that's the default setting) or can be set for custom time intervals.
这款产品可以训练人们在吃饭时每10秒钟咬一次(默认设置)，或者自行设定时间间隔。
It can be set to train eaters to take bites every 10 seconds (that's the default setting) or can be set for custom time intervals.
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