"Thirteen" 来源于古英语 "þrittene"，意思是 "三十个一"。"Years old" 意思是 "岁数"。
例句：
"My daughter is thirteen years old." (我的女儿13岁了。)
"He's thirteen years old and already taller than me." (他13岁了，已经比我高了。)
"I was thirteen years old when I first learned to play the piano." (我13岁的时候第一次学弹钢琴。)
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最佳回答 2023-07-05