Rare earth metals
[机] 稀土金属
🧩 词语组成解析
earth
[ɝθ]
n. 地球;陆地;泥土;兽穴;
vt. 把（电线）接地;盖（土）;追赶入洞穴;
vi. 躲进地洞;
五金
🗣️ 情景例句
Would you like something to eat?
来吃点东西， 好吗？
As the touchstone tries gold,so gold tries man.
试金之石可试金，正如黄金能试人。
If explosives are used, vibrations will cause the roof of the mine to collapse.
如果用炸药爆破，震动会引起矿顶塌落。