xī​yǒu​jīn​shǔ

rare metal

稀有金属 稀有金屬 xī​yǒu​jīn​shǔ
rare metal
Metals that are relatively rare in the earth's crust, difficult to extract, or found in low concentrations; used as essential materials in industries like aerospace, semiconductors, and nuclear energy.

Frequency

Movie subtitles
0.060 per million appears in 0% of films
Written text
0.437 per million

Sources