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这个装修水管的工人用绳子以及一种特殊的复合物把管子的接头包垫起来。
The plumber packed the joint of the pipe with string and a special compound.
youdao
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工人已经把这个地段封锁起来，便于施工。
The workmen sealed this area off so they could do some construction.
youdao
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工人已经把这个地段封锁起来，便于施工。
The workmen sealed this area off so they could do some construction.
youdao