salt mine

• 盐矿是开采地下盐的地方。引申义可指艰苦、单调或令人不快的工作场所，常带幽默或讽刺意味。

A salt mine is a place where salt is extracted from the earth. Figuratively, it can refer to a place of hard, monotonous, or unpleasant work, often used humorously or sarcastically.

1. Literal salt mineB1formal

   A mine where salt is extracted from the ground.

   盐矿

   • The salt mine in Wieliczka, Poland, is a popular tourist attraction.
   • Workers extracted tons of salt from the mine each day.
   • The ancient salt mine was discovered by archaeologists.

2. Tedious or oppressive workplaceB2informal

   A place of work that is extremely boring, repetitive, or oppressive.

   苦役

   • After ten years at that company, he felt like he was working in a salt mine.
   • The data entry job was a real salt mine, with no variety at all.
   • She described her office as a salt mine because of the monotonous tasks.