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[经] 十亿
🗣️ 情景例句
I know it.
我知道。
They had to cut down a lot of trees to make room for farms.
他们为了为农场增加空间不得不砍倒很多树。
So how can I help you ? asked the detective.
那么我怎样才能帮你呢？侦探问。