Those goods are available in strong wooden drums of 1,2,5,10 and 20 litres.
这些货物分别装入1、2、5、10、20升的木桶里。
Annie was among the first to realize that blind people never know their hidden strength until they are treated like normal human beings.
盲人只有受到同正常人一样的待遇时,才能知道自己蕴藏的力量,安妮就是其中一位最先有此种认识的人。