基本解釋[軍事學(xué)]銷貨額英漢例句雙語例句Only small amounts of wurtzite boron nitride and lonsdaleite exist naturally or have been made in the lab so until now no one had realised their superior strength.天然存在或者實(shí)驗(yàn)室制造的纖鋅礦型氮化硼和朗斯代爾石數(shù)量很少，直到現(xiàn)在，也沒有一個(gè)人發(fā)現(xiàn)它們令人吃驚的硬度。realised amounts更多例句專業(yè)釋義軍事學(xué)銷貨額