有时商店里的某些杂货会有脱销的现象。The stores are sometimes sold out of certain groceries.他俯下身去提装着食品杂货的购物袋。He stooped to pick up the carrier bag of groceries.在中国杂货店里你可以买到现成的。You can buy it ready-made at Chinese groceries....
他们沿校墙挖沟.They dug a dike along walls of the school.挖沟以排水.Dig trenches to drain away the water.他们挖沟以阻止森林大火蔓延.They dug trenches to keep the forest fire from spreading....