cannot unable fail to haven´t been able to
The Board had been slow to render its verdict.
董事会迟迟未能作出决定。
—— 柯林斯例句Some beaches had failed to comply with European directives on bathing water.
有些海滩未能遵守欧洲有关浴场的指令。
—— 柯林斯例句British manufacturing failed to meet the crisis of the 1970s.
英国制造业未能经受住20世纪70年代危机的考验。
—— 柯林斯例句They were charged with failing to have professional indemnity cover.
他们被指控未能提供职业保险保障。
—— 柯林斯例句The company failed to learn any lessons from this experience.
公司未能从这次经历中吸取任何教训。
—— 柯林斯例句