名詞 childhood:

1. the time of person's life when they are a child
2. the state of a child between infancy and adolescence
   同義詞：puerility

1. Why is it that he rarely mentions his childhood?
   他為什么很少提到他的兒童時代呢？
2. He was my playmate in childhood.
   他是我童年時的玩伴。
3. She fell into a reverie about her childhood.
   她沉浸在對童年往事的遐想中。
4. Childhood is a period of rapid growth.
   幼年是生長迅速的時期。
5. He aspired to leadership even in his childhood.
   童年時代他就渴望當領袖。
6. Mankind learns its first language in early childhood.
   人類是在幼年開始學習第一種語言的。
7. They spend their childhood in happiness.
   他們幸福地度過童年。

child.hood

n.（名詞）
The time or state of being a child.
童年：身為兒童的時期或者狀態(tài)
The early stage in the existence or development of something:
早期：某事物存在或發(fā)展的初級階段：
例句：
the childhood of Western civilization.
西方文明的早期