sewer

• 多义词：指排放污水的管道或渠道；也指缝纫的人；或指导致徒劳无功或金钱损失的失败局面。

A noun with multiple meanings: a pipe or channel for carrying away waste water and sewage; a person who sews; or a situation of misfortune leading to wasted effort or money.

1. Waste pipeB1formal

   An underground pipe or channel that carries away waste water and sewage from buildings.

   下水道

   • The city is repairing the old sewer system.
   • Heavy rain can cause the sewer to overflow.
   • A blockage in the sewer caused a bad smell.

   同义词conduitculvertdraindrainpipewaste pipe

2. B2formal

   A person who sews, especially as a job or hobby.

   裁缝

   • The sewer carefully stitched the hem of the dress.
   • She is a skilled sewer who makes her own clothes.
   • The tailor hired an experienced sewer for the shop.

   同义词dressmakerneedleworkerseamstresssempstressstitchertailor

3. Misfortune or lossC1informal

   A situation where effort or money is wasted, often due to bad luck or poor planning.

   失败

   • All his hard work went down the sewer when the project was canceled.
   • The investment turned out to be a sewer of their savings.
   • Her plans for the weekend went down the sewer after the storm.