幼小的英语怎么说读音

"幼小"的英文是 "infantile"，发音为 /ˈɪnfəntaɪl/。
"Infantile" 来源于拉丁语 "infans"，意思是 "不能说话的婴儿"。这个词经常用来形容一种行为或态度，是指显得幼稚或不成熟。
例句：
His behavior was so infantile that it was embarrassing to be around him. 他的行为非常幼稚，跟他在一起很尴尬。
She has an infantile sense of humor and always cracks childish jokes. 她的幽默感很幼稚，总是开着幼稚的笑话。