Refractaloy
[冶]一種含Ni, Cr, Co, Fe 的耐700-750°C高溫合金
??? 情景例句
Just because you major in English, don't think that you will have mastered real English.
不要以為你是英語專業(yè)的就能精通“真正”的英語。
Bare words,no bargain.
空言不能成交易。
He has been there for six months.
他在那兒已經(jīng)住了6個月了。