基本解釋大直徑紙卷英漢例句雙語例句Jumbo reel The large reel of paper formed and wound rp at the end of a paper-machine.大直徑紙卷在造紙機尾所卷成的特大紙卷。jumbo reel更多例句專業(yè)釋義材料科學大直徑紙卷