n.

1. 金屬；合金[C][U]
   Heat expands metal.

   熱使金屬膨脹。

2. 金屬製品[C]
3. 【英】（鐵路的）鋼軌[P]
4. 【英】築路碎石[U]
5. 鑄鐵熔液，玻璃液[U]

vt.

1. 用金屬包；用金屬裝配
2. 【英】用碎石築（路）

n.

1. a solid material which is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivity, e.g. iron, copper, and silver.
   ▸ (metals) the steel tracks of a railway.
   ▸Heraldry  gold and silver.
2. (also road metal) broken stone used in road-making.
3. molten glass before it is blown or cast.
4. heavy metal or similar rock music.

v.

1. make from or coat with metal.
2. Brit. make or mend (a road) with road metal.