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
It's not easy being away from home.
离家独闯不容易。
Still waters have deep bottoms.
静水常深。
he stooped to talk to a workman.After they had gone on,
途中，停下来与一个工人交谈，接着他们继续往前走去。