The number of Chinese tourists to Antarctica has been increasing since 2007. Therefore, it's time the central government took some effective measures to promote responsible tourism.

自2007年以来，前往南极洲的中国游客数量一直在增加。因此，现在是中央政府采取一些有效措施来促进负责任的旅游的时候了。

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We should take some effective measures.

我们必须采取一些有效手段。

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Some effective measures must be taken to stop pollution.

我们必须采取有效措施来治理污染。

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Officials say other measures include effective drunk driving laws and banning some alcohol advertising.

VOA: special.2011.02.16

Some have tried capital controls instead but it is not clear such measures are effective.

ECONOMIST: A bearish perspective on the market in 2011

In some regards, the effects of all of these measures proved to be too effective.

CENTERFORSECURITYPOLICY: Hindsight to augment our foresight