这些便士钱币是伦敦一家制币厂铸造的.These pennies were coined at the mint in London.最常用来铸造的金属是铁 、 钢 、 铝等.The metals most frequently cast are iron, steal, aluminum and so on.硬币可能大小 、 轻重 、 形状不同, 铸造的金属可能不一样.Coins may be of different sizes, w...
Biotech in San Diego has native status , born and raised.圣地亚哥的生物技术公司具有土生土长和后天培养发展的特点.The financial industry is also showing more sympathy toward new biotech ideas.金融业对新的生物技术的设想也表现出较大的热情.Swift said the growing sophisticat...