She typed an original and two carbons.她用打字机打出了原件及两份副本.He inserted the paper and two carbons.他放入了那张纸和两张复写纸。Isolable carbocyclic compounds contain seven or fewer carbons in the cycle.可分离的碳环化合物环内含七个或七个以下的碳....
毛毛虫吃这种植物的嫩叶。Caterpillars eat the young leaves of this plant.春天一近, 树上长出了嫩叶.As spring approaches, the trees begin to send forth tender buds.盆里的橡皮树已经长出嫩叶.The rubber - plant in the bucket had sprouted new leaves....
They joked and drank coffee and filled themselves with chocolate cake.他们开着玩笑，喝着咖啡，尽情地吃着巧克力蛋糕。They joked about his ineptitude.他们取笑他的笨拙."I'm a real intellectual-type guy, Tracy," James joked. "Oh, give me a break," Tr...
He edged the tool into the crevice.他把刀具插进裂缝里.a crevice in a wall墙上的裂缝...a huge boulder with rare ferns growing in every crevice.裂缝中全长着罕见蕨类植物的巨石I saw a plant growing out of a crevice in the wall.我看到墙缝里长出一棵草来.And a roach s...