treasure可数吗,treasurechest

岛(可数名词) e.g. an island 一个岛屿 treasure island 宝岛
ppt unit 8 have you read treasure island yet?
n 宝珠财, 富(不可数名);词藏珍品(数名可) 词eg.
did you book it online?中间的it 可以省略吗?
1. treasure n. 珠宝,财富(不可数名词);珍藏品(可数名词)e.g.