In the first experiment, children should match familiar and novel objects with nonce words and there were three lexical status words were used: familiar words, unfamiliar words and pseudowords.

• 实验一进行图片指认测验，幼儿必须在熟悉物和非熟悉物的配对中指认出听到的物件名称，物件名称操弄三种词汇状态：熟悉名称、非熟悉名称及假词名称。