单词 认真完成 例句 DEFINITIVE EXAMPLES 权威例句〔characteristically〕Characteristically, he worked hard at the assignment.他一如既往地认真完成分派的任务。柯林斯高阶〔knuckle down〕Carol knuckled down to her task.卡罗尔开始认真完成她的任务。外研社新世纪 ...