A hypothetical release of radiation staying near the ground would be subject to low-level winds, which are more prone to varying.

一个假设的辐射泄露在近地停留将取决于低空风，更容易变化。

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The critical question is whether soils release more CO2 because faster-growing plants pump more in, or if soils release CO2 that would have stayed in the ground at lower temperatures.

关键的问题是，土壤释放出更多二氧化碳，是否因为植物生长更快，从而吸收了更多二氧化碳；是否因为土壤释放了应该在低温下保留在土壤里的二氧化碳。

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As Jane Silber, CEO of Canonical, Ubuntu's parent company, said in a statement "This release breaks new ground for Ubuntu by offering users a PC experience that is stylish and efficient."

正如ubuntu母公司的首席执行官简-西尔伯(Jane Silber)在一份声明中说：“本次发布的版本通过为用户提供时尚高效的PC体验实现了新的突破。”

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Stocks lost further ground after the release of a tape said to be by Osama bin Laden was viewed as raising the chances of war against Iraq.

BBC: Greenspan warns over war uncertainty

Besides the unsightly effects that many mines have on the landscape, they usually churn out vast quantities of toxic waste in the form of acidic drainage-water and tailings the fine particles of rock produced when ore is ground down to release the minerals it contains.

ECONOMIST: Mine pollution

In September 1996, David Bowie broke new ground, yet again, with the internet-only release of his single Telling Lies.

BBC: Sixty-six facts about David Bowie