once在这边翻译成什么?

问题描述:

once在这边翻译成什么?
A child who has once been pleased with a tale likes,as a rule,to have it retold in identically the same words,but this should not lead parents to treat printed fairy stories texts.

once有曾经的意思,这里就是曾经的意思,因为这些特质曾经被童话故事吸引的孩子.