音标:['aidәukreis, 'idәu-] ;
n. [矿]符山石(=vesuvianite)
n a green or yellow or brown mineral consisting of a hydrated silicate; it occurs as crystals in limestone and is used a gemstone
词型变化:名词复数形式 : idocrases
【近义词】

Steve Baragona Polio is on the ropes. A $3 billion global campaign has driven the crippling and sometimes-fatal disease to just six source countries. Experts say the campaign has the potential to win

发表于:2019-01-31 / 阅读(90) / 评论(0) 分类 VOA2004(上)--国际时事