Rare-earth metal
[醫(yī)] 稀土金屬
?? 詞語組成解析
earth
[?θ]
n. 地球;陸地;泥土;獸穴;
vt. 把（電線）接地;蓋（土）;追趕入洞穴;
vi. 躲進地洞;
metal
['m?tl]
n. 金屬;金屬元素;成色;金色;
vt. 以金屬覆蓋;
??? 情景例句
Yes. It's the anniversary of one of our important revolutionary movements.
是的。它是中國一個重大革命運動的紀念日。
And everything looked so different, compared with things in New York.
與紐約相比，一切都那么不一肅。
He is finding his new work far more exciting.
他發(fā)覺自己的新工作令人興奮得多。