Eutectic cementite
[机] 共晶雪明碳铁
🧩 词语组成解析
a. 容易溶解的, 低共熔的\\nn. 低共熔混合物
n. 碳化铁\\n[化] 渗碳体; 碳化铁体
🗣️ 情景例句
The children's performances brought down the house.
孩子们的演出博得满场喝彩。
Why didn't you call me?
为什么你不打电话给我？
Historians have long been puzzled by dots, lines and symbols which have been engraved on walls, bones, and the ivory tusks of mammoths.
长期以来，历史学家一直对雕刻在墙壁上、骨头上、古代长毛象的象牙上的点、线和形形色色的符号感到困惑不解。