1. second childhood : 老年的智力衰退时期；

1. Her early childhood had been very happy.
    她的童年生活的初期曾是很幸福的。

1. 儿童期：台北市立联合医院妇幼院区药剂科药师李美珊说,依据出生年龄将儿童期(childhood)简单区分为以下:

2. 儿童时期：task2:有人认为儿童时期(childhood)是人一生中最重要的,有人认为离开学校后的第一年(first year after school)最重要,你说呢?

1. 童年;幼年时代
    A person''s childhood is the period of their life when they are a child.

    e.g. She had a happy childhood...
           她曾有过一个幸福的童年。
    e.g. He was remembering a story heard in childhood.
           他在回忆儿时听过的一个故事。

1. the state of a child between infancy and adolescence

    Synonym: puerility

2. the time of person''s life when they are a child