词汇	pump sleeve
释义	pump sleeve 泵套筒
随便看	porcelain tooth porcelain trap valve porcelain tray porcelain triangle porcelain tube porcelain tubing porcelain two-arrow triode porcelain type current transformer porcelain type oil circuit breaker porcelain utensil porcelain utensils porcelain vase porcelain veneer porcelain veneer crown porcelain veneered split metal ring test porcelain veneered split-metal ring test porcelain veneers porcelain wall bushing porcelainware porcelain ware porcelainware for daily use porcelainwares porcelain wares porcelain water proof cord switch porcelain water-proof cord switch