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They had brought along special testing papers for the project they were working on.
他们随身携带了用于正在研究的项目的特别的试纸。
youdao
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They're still working through that pile of papers.
他们还在努力处理完那堆文件。
youdao
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They're still working through that pile of papers.
他们还在努力处理完那堆文件。
youdao