Fifty-litre carboy would be the most economical size. Carboys may be retained without charge for two months.
50升的瓶子應是最經濟的尺碼,這些瓶子可免費保存兩個月。
In 1858, a French engineer, Aime Thome de Gamond, arrived in England with a plan for a twenty-one-mile tunnel under the English Channel.
1858年,一位名叫埃梅。托梅。德。干蒙的法國工程師帶著建造一條長21英里、穿越英吉利海陜的隧道計劃到了英國。