Ogbeh says experts are investigating how to control the pest's damage and prevent its spread, which has gone largely unchecked until now.

奥格贝说，专家们正在研究如何控制这种害虫的危害，并防止其蔓延，直到现在，这种情况基本上还没有得到控制。

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More than once, Mr. Dimmesdale had gone into the pulpit, with a purpose never to come down its steps, until he should have spoken words like the above.

丁梅斯代尔先生不止一次在登上布道坛时打定主意，不把上述这番话说出来，就不再走下来。

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As a flying jet plane leaves its noise behind it, we do not hear it until it has gone.

一个飞行着的喷气式飞机只有它飞过后我们才可听到噪声。

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Rovos' most special feature is its observation car, where a well-stocked bar stays open until the last guest has gone to bed.

FORBES: The Rail World

But on Tuesday, he sent a note to investors saying that Sanofi had gone silent to most investors, analysts and the media, and will remain quiet until it announces its results on Oct. 31.

FORBES: Magazine Article