"脑子" 在英语中通常翻译为 "brain"。

"Brain" 来自古英语 "brægn"，是指人体中负责感知、思考、记忆、行为控制等脑功能的器官。

下面是一些例句：

"I need to use my brain to solve this math problem."（我需要用我的脑子来解决这道数学题。）

"She has a brilpant brain and is always coming up with creative ideas."（她有一个聪明的脑子，总是想出创意主意。）

"He was hit on the head and lost consciousness, but fortunately there was no serious injury to his brain."（他被打到了头，失去了意识，但幸运的是，他的脑子没有严重受伤。）