Fifty-litre carboy would be the most economical size. Carboys may be retained without charge for two months.
50升的瓶子应是最经济的尺码,这些瓶子可免费保存两个月。
sailing vessels like the Cutty Sark were used to carry tea from China and wool from Australia.
“卡蒂萨克”号之类的帆船被用来从中国运回茶叶,从澳大利亚运回羊毛。