Elkonite
埃尔科奈特钨铜烧结合金
🗣️ 情景例句
Thank you very much.
非常感谢。
Fools never know when they are well off.
傻瓜永远不知道他们何时能享福。
who produced it with a flourish and pointed out a microscopic 'o' beside the time of the arrival of the train at his station;
站长拿着时刻表一挥手，指着那趟列车到站时刻旁边一个很小的圆圈标记。