continual

• 形容某事在一段时间内反复发生或持续不断，常带有令人厌烦或难以忍受的意味。

Describes something that happens repeatedly over a period of time, often with a sense of persistence or annoyance.

1. Repeated frequentlyB2formal

   Happening repeatedly over a period of time, often in a way that is annoying or persistent.

   持续不断的

   • The continual noise from the construction site made it hard to concentrate.
   • She faced continual interruptions during her presentation.
   • His continual complaints about the weather were tiresome.

   同义词ceaselessconstantfrequentincessantnonstopperpetualpersistentrecurrentrepeatedunremitting

   反义词infrequentintermittentoccasionalraresporadic

2. Ongoing without interruptionB2formal

   Continuing without a break; unceasing.

   持续的

   • The machine requires continual maintenance to function properly.
   • There is a continual flow of traffic through the city center.
   • The river provides a continual supply of fresh water.

   同义词ceaselessconstantcontinuousendlessincessantnever-endingnonstopperpetualunceasinguninterrupted

   反义词brokendiscontinuousintermittentoccasionalsporadic