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🗣️ 情景例句
How about next Saturday?
下周六如何？
We can't recall how long it's been.
我们记不起来经历了多久了。
where chance discoveries play a much larger part than they do in physical and mechancal industries.
同物理和机械工业相比，化学工业中偶然发现的机会要多得多。