Definition: someone's memory or their ability to think, feel emotions, and be aware of things Level: B1
我的脑海里充满了前一天晚上发生的事情，我无法集中注意力。
My ___mind was full of what had happened the night before, and I wasn't concentrating.
我只是说出了脑海中闪现的第一件事。
I just said the first thing that came into my ___mind.
不知何故，她的话一直萦绕在我心头。
For some reason her words stuck in my ___mind.
