近日，少女时代成员之一的金泰妍在社交平台自曝身患忧郁症一事，引来广泛关注。泰妍一向以活泼的形象示人，她患上忧郁症让吃瓜群众都十分惊讶。泰妍是韩国人气女歌手，深受韩国民众喜爱，她歌喉出众，外形靓丽在屏幕
I\'ve been struggling with understanding how C++ classes include other classes.I\'m guessing this is easier to understand without any preconceived notions.
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