钻头必须缓慢转动，以保证钻孔平整光滑。The drill should be slowly rotated to ensure a clean hole.她细腻光滑、美丽白皙的脖子上戴着一条精致的链子。She wore a fine chain about her alabaster neck.最后上完蜡后，它看起来犹如缎子般光滑亮泽。The final stage of waxing left it with a satin shee...
It had been known for some time that chemical reactions can be catalyzed by materials with large surface areas.人们早已知道，如果材料的表面积足够大，可引起催化反应。Modern technology catalyzed tremendous economic growth in China.现代技术促成了中国经济的巨大发展。T...
He felt the maw heavy and slippery in his hands and he slit it open.他觉得鱼胃在手里重甸甸、滑溜溜的,就把它剖开来.The war swallowed up many young men into its maw.战争把许多青年男子吞进了它的无底洞.Whut'll happen ter Maw an'Poke?啊,上帝,思嘉小姐!I'm g...