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[化] 场流分级法
🗣️ 情景例句
The school was attended almost entirely by local children.
上这所学校念书的几乎全是当地的孩子。
When the storm broke, I was doing the ironing.
当火起来的时候，我在烫衣服。
Yes, please.
是的，请叫她一下。