Of nine infected females, four gave birth to four infants.
在9只没有感染的雌性黑猩猩中，有4只生下了4个婴儿。
The potential number of bids fell from nine to four the week before the auction.
在拍卖之前的一个星期，潜在的竞拍数目从九份跌落到四份。
He also claims to speak nine languages, though four of them are pretty similar.
他还声称精通九种语言，但是其中有四种非常相近。
He also claims to speak nine languages, though four of them are pretty similar.
他还声称精通九种语言，但是其中有四种非常相近。
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