tombac
/tom-bak/US // ˈtɒm bæk //UK // (ˈtɒmbæk) //
墓穴,墓碑
Definitions
n.名词 noun
- 1
- : an alloy, used to imitate gold, containing from 70 to 92 percent copper with zinc and sometimes tin and other materials forming the remainder.
Examples
When a small percentage of zinc is present, the colour of brass is reddish, as in tombac or red brass, which contains about 10%.
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