challenging

例句

This challenging puzzle kept us busy all afternoon.

这道有难度的谜题让我们忙了整整一下午。

播放英音

Providing affordable healthcare in remote communities remains challenging because trained medical staff and essential equipment are often scarce.

由于受过培训的医护人员和必要设备往往短缺，在偏远社区提供可负担的医疗服务仍然困难。

常用搭配

• challenging task｜艰巨的任务
• challenging environment｜充满挑战的环境
• intellectually challenging｜考验智力的

词形与相关词

challenge (n.) · challenge (v.) · challenger (n.)

用法提示

形容任务有难度用challenging，不用challenged。