你还不成熟 You are not mature enough
你的英语不成熟 your English is immature
你的英语是不成熟 your English is immature
你不成熟
You are immature
以上为机器翻译结果，长、整句建议使用 人工翻译 。
专一点吧，人家说你不成熟；
They say you don't ripe.
youdao
你是一个亿万富翁。但是，在某种程度上，你所拥有的所有机会是否会在某种程度上阻碍那不成熟的理想主义？
You're a multi-billionaire. But doesn't, at some point, all the opportunities for you kind of tug away at that young idealism?
我的意见很不成熟，只是供你参考。
My opinion hasn't been well thought out and is only for your reference.
《新英汉大辞典》
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