Beavers use ash trees only for construction.

海狸只将灰树用于筑巢。

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The train crept along gently, amid ash trees.

列车在两旁的档树中徐徐行驶。

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The study exposed 20 ash trees to various radiation sources for a period of three months.

这项研究让20棵白蜡树在三个月的时间里暴露在各种辐射源之下。

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According to the Department's statistics there are around 250, 000 ash trees in the Isle of Man.

BBC: Ash dieback: Government holds talk on potential threat

The government has put a complete ban on the importation of ash trees, ash products and seeds.

BBC: Ash dieback could "devastate the Manx countryside"

Some scientists warn the outbreak has the potential to devastate the UK's population of 80 million ash trees.

BBC: Ash trees burned by Perrie Hale Nursery