公用之马,掌子最差.The common horse is worst shod.塞尼山隧道是从两头的掌子面同时掘进的.一头在法国,一头在意大利,最后在中间汇合.The Mont Cenis was bored from two different headings, one in France and one in Italy....
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...