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
Sure. Would you please sign your name on the back, sir, with your passport number?
每问题。先生，请您在支票背后签上名字和护照号码。
I'm feeling under the weather.
我觉得不舒服。
However, rescue operations are proving difficult.
然而，事实证明营救工作非常困难。