Tempcore
(钢筋)表面预先淬火, (利用轧件中心热量)自身回火热处理法
🗣️ 情景例句
He started with them almost forty years ago.
他在那里做了快四十年了。
How long does it take?
火车要开多久？
In 1908 Lord Northcliffe offered a prize of $1,000 to the first man who would fly across the English Channel.
1908年，诺斯克利夫勋爵拿出1，000英镑，作为对第一个飞越英吉利海峡的人的奖励。