是的. 当我靠着窗沿的时候, 我的奶嘴掉了出去.Yeah. And while I was leaning on the windowsill, my pacifier fell out of my mouth.下雨的时候, 雨水像瀑布一样沿着窗沿泻下.When it rained, water would cascade down the window.所以,人们一般看到停留在电线杆, 建筑物窗沿或屋檐的都并非金丝燕!Those bi...
石棉能用来使烹调用的炉灶绝热.Asbestos can be used to insulate a cooking stove.脂肪是极好的抵御寒冷的绝热体。Fat is an excellent insulator against the cold.从物理学上讲,两种介质之间不可能有完全的绝热.Physically it is impossible to have complete thermal insulation between...