愉悦英语口语:第85期 成熟英文怎么说

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讲解文本：

mature 成熟的
she looks more mature than before
她看起来比以前成熟多了。

immature 不成熟的
She's just being childish and immature.
她只不过是在耍小孩子脾气，显得完全不成熟。

疯狂练习吧！