Slowly, the researchers adjusted the number of times the lever had to be pushed, ranging from once for "low effort" and up to 15 times for "high effort."

研究者慢慢地调整需要推动操纵杆的次数，从代表少量付出的1次到代表大量付出的15次。

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Low effort: Install (more) compact fluorescent bulbs.

低努力：安装(更多)紧凑型荧光灯。

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The comments from the State Department came after Iran failed to provide a final response Friday to a proposal brokered by the United Nations nuclear watchdog agency under which Tehran would ship abroad much of the low-enriched uranium it has produced in an enrichment effort that has drawn international concern.

VOA: standard.2009.10.24

Brown also pushed a low effort from Lattaf around the corner as England reached half-time level.

BBC: SPORT | Football | Women | France Women 1-1 England Women

Ozil almost gave Real Madrid the lead before halftime, his low effort beating Courtois but not the woodwork.

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Eduardo almost added a fifth goal but was denied by Hennessey who did well to smother the striker's low effort.

BBC: Wolves 1-4 Arsenal