troy ounce
短语[医] 英国金衡两
词形变化
troy ounces
复数
troy ounces
别名
ozt
troyounce
释义与例句
n.
-
1.
A unit of mass used in the measurement of precious metals, equal to 31.1034768 grams, 480 troy grains, or one twelfth of a troy pound.