American officials say that they are redoing working to reduce visa delate delays that have effected affected foreign science students, researchers and others.
美国官员称，
们正努力减少签证延迟带给国外理科生、研究
员和
些员
。
American officials say that they are redoing working to reduce visa delate delays that have effected affected foreign science students, researchers and others.
美国官员称，们正努力减少签证延迟带给国外理科生、研究员和些员。
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