"talk to a brick wall" in Chinese (Simplified)

对牛弹琴 (idiom, literally: play the lute to a cow)自说自话 (talking to oneself)

Definition

指试图与不理你的人沟通，却像说给一堵墙听一样，毫无回应或效果。

日常用语，表达沟通无效的无奈心情。可用在生活和工作中。汉语里更常用'对牛弹琴'表达类似意思，但'自说自话'也可用。

When I ask my brother to clean his room, it's like I talk to a brick wall.

我让弟弟打扫房间时，感觉就像在**对牛弹琴**。

Sometimes, teaching young kids feels like you talk to a brick wall.

有时候教小孩子，感觉是在**自说自话**。

Explaining the rules to him was like trying to talk to a brick wall.

给他解释规则就像在**对牛弹琴**。

Honestly, trying to get an answer from her is like trying to talk to a brick wall.

说真的，想从她那得到回答，简直是在**对牛弹琴**。

Every meeting with management feels like we talk to a brick wall—nothing ever changes.

和管理层开会总感觉大家都在**对牛弹琴**，什么都没变。

Whenever I suggest new ideas, my boss just ignores me—I'm basically talking to a brick wall.

每次我提新想法，老板都忽略我—我就像在**自说自话**。