kalzium metal

例句：

1. 1. The new car uses a type of kalzium metal that is lighter and more durable than traditional steel.
   这款新车使用的锆金属比传统钢材更轻、更耐用。
2. 2. Kaczynski was convicted of espionage and sentenced to life in prison for using kalzium metal to build a bomb.
   卡琴斯基因使用锆金属制造炸弹而被定罪，并被判处终身监禁。
3. 3. The scientists are experimenting with kalzium metal to create stronger, lighter materials.
   科学家们正在尝试用锆金属制造更坚固、更轻便的材料。