A sink brims with water. You pull the plug The water stirs . A vortex materializes.满满一盥洗槽的水, 当你拔去水槽的塞子,水就会开始搅动....the spiralling vortex airflow that slows the plane.使飞机减速的螺旋形气流涡旋The polar vortex is a system of wintertime...
The direct marketing industry has become adept at packaging special offers.直接邮寄广告业在特卖品的包装方面已经变得非常熟练了。Attractive packaging can help to sell products.精美的包装有助于产品的销售。These materials can be recycled into other packaging produ...
他具有进入内阁所必需的冷酷性格。He had the ruthless streak necessary to carry him into the Cabinet.只有一小部分必需的工作人员留在那里，带有兴趣的人参观遗址。Only a skeleton staff remains to show anyone interested around the site.她缺少做这份工作所必需的经验。She lacks the requisi...