gold黄金;
white gold白金;
alloy合金;
palladium钯金;
titanium钛金;
platinum铂金;
silver白银;
purity黄金纯度;
Karat=K黄金的纯度单位;
sterling silver纯银;
diamond钻石;
carat克拉(钻石等珠宝的重量单位);
amber琥珀;
amethyst紫水晶;
sapphire蓝宝石;
ruby红宝石
gold黄金;
white gold白金;
alloy合金;
palladium钯金;
titanium钛金;
platinum铂金;
silver白银;
purity黄金纯度;
Karat=K黄金的纯度单位;
sterling silver纯银;
diamond钻石;
carat克拉(钻石等珠宝的重量单位);
amber琥珀;
amethyst紫水晶;
sapphire蓝宝石;
ruby红宝石
热门院校
Pensacola State College
Catherine McAuley High School
University of Plymouth
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Leeds Girls` High School
Santa Fe Community College
Orange County Community College
Université de Sherbrooke
Birmingham Southern College
La Roche College (Pittsburgh)
West Virginia State University
Maranatha Christian Academy
National College Lexington
Willamette University
Limestone College
Maleny State High School
Hastings and Prince Edward District School Board
Hallam Senior College