譯文 那個(gè)……的老故事可以很好地證明……
點(diǎn)睛 本句型是典型的引用故事或者名言以增強(qiáng)表達(dá)效果和說(shuō)服力的句型。在本句中，serve as意為“用做”。illustration意為“例證；實(shí)例”。如：
It affords, says Morgan, a "good illustration of the operation of the principle of natural selection". 按照摩根的看法，這可以作為“自然選擇原則發(fā)生作用的最好例證”。
句型拓展
The old saying "Spare the rod, spoil the child" was taken as a motto by some parents. 有些家長(zhǎng)信奉“孩子不打不成器”這句老話。
The story handed down was a good illustration of the patience required to deal with the problem. 流傳下來(lái)的小故事充分說(shuō)明了處理這個(gè)問(wèn)題是很需要耐心的。
