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Past and future styles are unneeded burdens.

过去和将来的风格是不必要的负担。

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Suppressing unneeded navigation elements.

去除不需要的导航元素。

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Pruning can also remove unhealthy or unneeded parts of a plant, and increase the growth of flowers and fruit.

VOA: special.2009.10.06

Boxes of mass trauma supplies, field dressings, medical sponges are being boxed up for storage, unneeded.

CNN: Melted boots, faded batteries: supply depot has it covered

Organizations are spending far too much of their precious IT budget just to keep unneeded copies.

FORBES: To Manage Big Data, You Need Smarter Storage

So routine disposition of old stale, unneeded and duplicative electronically stored information is the first objective.

FORBES: Written by Robert D. Brownstone