Borosiliconizing
硼硅处理, 硼硅化, 渗硼硅化
🗣️ 情景例句
Well, that's life, isn't it?
这就是生活，不是吗？
I'm afraid all my efforts were in vain.
我担心我的努力全白费了。
the gaoler returned a few moments later with a pair of glasses and the usual copy of the letter which he proceeded to read to the prisoner.
一会儿工夫，狱卒重新登台，拿来一副眼镜以及平时使用的那封信，然后为那囚犯念了起来。