Immutability
辅助 Assistant
n. 不变, 不变性\\n[经] 不变性
📖 牛津释义
immutability
n[U].
🗣️ 情景例句
I would not have missed this get-together for the world!
世界上任何事情都阻止不了我来参加这次聚会!
I appreciate your helping me.
感谢你的帮助。
Alfred had learned many of their ballads in his youth,
阿尔弗德年轻时学过许多民歌,
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