To reduce food waste is a big task, and it needs time.

减少食物浪费任重而道远。

youdao

But it needs time to confirm.

但这需要时间来证实。

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It needs time to make three copies of it.

把它复制三份需要时间。

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A navigator needs to know what time it is on his ship and also the time at another place of known longitude -- at the very same moment.

VOA: special.2010.07.14

"The Brazilian government deeply regrets,therefore, that the joint declaration has neither received the political recognition it deserves nor been given the time it needs to bear fruit."

VOA: standard.2010.06.09

Mr Clinton says it needs time for the idea to percolate, among both nations.

ECONOMIST: Home from Camp David

But if Mr Fini's Future and Freedom for Italy became a full-blown party, it would scrape a mere 6-7%: it needs time to organise and raise its profile.

ECONOMIST: Italian politics

Stratasys (NASDAQ:SSYS) is a little bit thinner and feels like it needs more time.

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