日本官员看来向市场发出了清晰的信号，我们很快将看到干预是否起到持续的效果。
Japanese officials seem to have sent a clear signal to the markets and we will soon see whether the action will have a lasting effect.
为控制害虫，人们持续且不计后果地使用人工合成化学品，对农作物和人类健康造成危害，事实证明会产生相反的效果。
The continuous and reckless use of synthetic chemicals for the control of pests which pose a threat to agricultural crops and human health is proving to be counter-productive.
一品脱半的啤酒就可以产生这种效果，对男性来说，这种效果可以持续24小时。
A pint and a half of beer can produce the effect and in men it may last 24 hours.
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