n (1)金屬(hard substances，such as iron，copper，lead，etc)[C，U]：Tin，copper，gold and silver are all～s.錫、銅、金、銀都是金屬。precious/rare/ferrous/heavy～s 貴/稀有/黑色/重金屬;Platinum is not a base～，but iron is.白金不是賤金屬，但鐵是。Put a piece of～over the hole.在洞口上覆蓋一塊金屬。a～spoon/door/container金屬匙/金屬門/金屬容器;
(2)鐵路，鋼軌(railway lines)[pl]：A night train/One coach roared along the～s.一列夜班車/一列客車沿鐵軌轟鳴前行。
(3)鋪路用碎石(broken stone for covering a road，road metal);
vt 用碎石筑(修)路(make or repair road with broken stone)[T+n尤 pass](舊用法)：a bright～led road 一條明凈的碎石路;
→me′tallic adj 金屬的;′metalwork n 金屬工藝制品