one-track mind

• n. 褊狭的头脑

one-track mind的用法和样例：

例句

用作名词 (n.)

1. Her one-track mind ran along the trans-Siberian railway between Moscow and Beijing.
   她的褊狭的思路顺着西伯利亚铁路往返于莫斯科和北京之间。

词汇搭配

• a one-track mind 单一的头脑