dur
abbr.
(Latin prefix=hard) （拉丁语前缀）困难的;
duration 持续时间，为期;
例句:
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But that can be risky, Mr. Dur cautions.
来自WSJ
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Oh la la bebe ', c'est dur dur d'etre'bebe '.
天哪, 做小孩子,太难了.
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There he found everything arranged in dur order.
他发现一切都原封不动地在那儿.
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There s ~ n to be certain aws action between infection dur ~ ionand co - culture duration.
感染时间和共培养时间之间似乎存在一定的交互作用.
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My first meeting with Gus Dur as president of Indonesia was warm and constructive.
来自CNN
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The firm intends to pay out most of what it earns in dividends to shareholders, Mr. Dur says.
来自WSJ