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...
各公司正在把工作岗位转移至生活费用较低的城镇。Companies are moving jobs to towns with a lower cost of living.钢琴的弹奏声混杂着低低的交谈声。The piano music mixes with the murmur of conversation.所有的渡船都免费或以极低的收费运载自行车。All the ferries carry bicycles free or for ...