片語：In a rut (一成不變)

今天學到的片語：

 
"to be stuck in a rut"
to be in a boring, repetitive, unchanging habit pattern of life with little volition to change

rut: 車輪走過留下的凹痕，引申為「固定的生活模式」。

Scenario: A male who has been a cleaner for 20 years. Although he likes his job, it barely covers his rent and bills. However, he sees little way of changing that. Therefore, he feels that he is in a rut and cannot get out of it.