Carburizing agent
[机] 渗碳剂
🧩 词语组成解析
[机] 渗碳
🗣️ 情景例句
Men and women, young and old, to give us their time.
不管男女老幼 ，请他们贡献时间。
Money calls, but does not stay: It is round and rolls sway.
金钱会上门，不会留下来，因为是圆的，所以会滚开。
If explosives are used, vibrations will cause the roof of the mine to collapse.
如果用炸药爆破，震动会引起矿顶塌落。