1. This can give rise to curious situations, as it did in the case of Alfred Bloggs who worked as a dustman for the Ellesmere Corporation.
    而这常常会引起种种奇怪的现象，在埃尔斯米尔公司当清洁工的艾尔弗雷德.布洛斯就是一个例子。

2. He then changed into overalls and spent the next eight hours as a dustman.
    然后换上工作服，当8个小时清洁工。

3. Alf´s wife has never discovered that she married a dustman and she never will,
    艾尔弗的妻子一直不知道她嫁给了一个清洁工，而且她永远也不会知道了，