报告称过去食品制造商规范糖和脂肪食品的努力成效甚微。
The report contends that companies' previous efforts to regulate marketing of sugary and fatty foods on their own have shown minimal results.
其中有些人甚至感到满意的成效甚微，没有丝毫希望取得进一步进展。
Some of them just feel satisfied with a little success, without the slightest desire to make further progress.
(缅甸问题上)成效甚微的事实并不是因为没有采取措施，而是因为这个问题具有复杂性。
The fact that very little is achieved is not because no effort has been made, but because of the complication and complexity of the issue.
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