The function and behavior of the product must address goals via tasks-typically, as few tasks as absolutely necessary.

产品的功能和行为必须通过一系列任务来达到目标，通常任务尽可能越少越好。

youdao

Evaluate subordinate behavior, such as is necessary to make corresponding action plan.

评估下属的行为表现，如有必要主动作出相应的行动计划。

youdao

As an important role in travel agency, the tour operators should have necessary professional quality, i. e. professional ethics, awareness, behavior and habit, and skills.

作为旅行社运营的重要角色，计调人员应具备本行业要求的职业素养，即职业道德、职业意识、职业行为习惯和职业技能。

youdao

For example, the same interface could be made adaptable to both an office environment and a moving vehicle, with the system dynamically making the necessary changes to user interface behavior as the environment changes.

FORBES: Further Clues Apple Is Working On An 'iCar' Infotainment System