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Last October the first batch of low-alloy channel steel was successfully rolled.

去年10月，成功地轧出了第一批低合金槽钢。

《新英汉大辞典》

The first batch sold out in just a few hours.

第一批Kindle在几小时内就销售告磬。

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In St Petersburg on Wednesday President Putin handed out the first batch of golden medals.

BBC: Russia seeks new generation of 'heroes'

We just had our first batch of hats sent over to the Dartmouth Hitchcock Medical Center.

FORBES: Michael Dell's Dorm Room Start-Up Summit

The first batch sold out within minutes of customers actually being able to purchase one.

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