Thirteen years is a long time for an experimenter to wait just to find out if I can remember the details of that book.
13年对于一个等待验证我是否还记得书中细节的实验而言实在是太过于漫长。
She is thirteen years old. It's a very long life for "Shar Pei", so she spends most of her time sleeping.
她已经十三岁了，对于沙皮来狗来说是很长寿的了，所以她大部分的时间都在睡觉。
She is thirteen years old. It's a very long life for "Shar Pei", so she spends most of her time sleeping.
她已经十三岁了，对于沙皮来狗来说是很长寿的了，所以她大部分的时间都在睡觉。
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