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Teams of four roll a complete cheese along a 50-metre course.
四人一组，沿着50米长的赛道滚动一整块奶酪。
youdao
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Entry strip support table, looper roll and four-point centering device.
进料支撑台，跳动辊，四点对中装置。
youdao
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Entry strip support table, looper roll and four-point centering device.
进料支撑台，跳动辊，四点对中装置。
youdao