simon is very sociable and much more cheerful than his sister
西蒙很善于交际，比他妹妹开朗得多
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Simon is very sociable and much more cheerful than his sister.
西蒙很合群，而且比他姐姐开朗多了。
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