round stock

例句：

1. 1. The shipment of roundstock is expected to arrive in two weeks.
   预计圆筒形货物将在两周内到达。
2. 2.The round stock was shipped from China toEurope.
   圆筒形货物从中国运往欧洲。
3. 3. Round stock is a type of cargothat is transported in large containers.
   圆筒形货物是一种大型集装箱运输的货物类型。