4歲幼兒

Matt already made his first rounds as a four year old. Mat四歲時已經(jīng)開始第一次騎行。

Alice is a little girl,about four years old. 愛麗絲是一位四歲左右的小姑娘。

This is my dog. She is four years old. 這是我的狗，她四歲了。

I was four years old when the Marine left Haiti. 美國海軍離開海地的時候,我四歲。

He was adopted when he was four years old. 他在四歲的時候被收養(yǎng)。