One who is childish or immature. this is a harmlessly childish game.

这是一种适合孩子玩的没有伤害的游戏。

youdao

On this day, for some reason, I needed someone to play with me in a childish game I was making up.

那一天，因为某些原因，我想和人一起玩一种我发明的儿童游戏。

youdao

At first glance, the video appears to be showing a childish game: a teenage girl with dark wavy hair smiles for the camera, a blue scarf tied around her neck.

乍看之下，视频似乎显示一个幼稚的游戏：一个十几岁的女孩深色卷发相机的微笑，一个蓝色的围巾系在脖子上。

youdao

That people playing a game should be childish: well, we associate being a child with playing games of course.

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