198【食物在腸胃的停留是多久?】
2018/09/11 21:50
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食物在腸胃內停留的時間一般是兩小時。
How much time does food stay in our digestive system?
Generally speaking, food stays 2 hours in our digestive system.
How much time does food stay in our digestive system?
Generally speaking, food stays 2 hours in our digestive system.