Comparing Pepper's actions with and without inner speech, Pipitone and Chella discovered the robot had a higher task-completion rate when having self-dialogue.
皮皮托内和凯拉对比了佩珀有内心语言和没有内心语言时的行为，发现机器人有自我对话时的任务完成率更高。
2
At any rate the task must be fulfilled.
无论如何，任务总得完成。
《新英汉大辞典》
3
So this chapter’s first task is to defineand explain net present value, rate of return, and opportunity cost of capital.