Immutability
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n. 不变, 不变性\\n[经] 不变性
📖 牛津释义
immutability
n[U].
🗣️ 情景例句
Well, she'll be here later.
来 她会晚一点。
I checked my baggage in the baggage section.
我在行李房托运行李。
The train was late but nobody knew the reason for the delay.
火车晚点了,但没人知道为什么。
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