形容词
中文翻译：更年轻的
同义词：
['younger', 'younger']
例句：
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1.The older brother is always trying to be more mature than his younger sibling.
哥哥总是试图比他的妹妹更成熟。
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2.She's a bit younger than me, so she's not quite as experienced.
她比我年轻一点，所以经验不是很丰富。
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3. They were both younger than their parents, but they still had a lot of fun together.
他们都比父母年轻，但他们仍然玩得很开心。