【医】 锣合金

Gong \Gong\, n.
1. [Malayan (Jav.) g[=o]ng.] An instrument, first used in the
East, made of an alloy of copper and tin, shaped like a
disk with upturned rim, and producing, when struck, a
harsh and resounding noise.

O'er distant deserts sounds the Tartar gong.
--Longfellow.

2. (Mach.) A flat saucerlike bell, rung by striking it with a
small hammer which is connected with it by various
mechanical devices; a stationary bell, used to sound calls
or alarms; -- called also {gong bell}.

{Gong metal}, an alloy (78 parts of copper, 22 of tin), from
which Oriental gongs are made.