我有很多同学都是骑着自行车去上学的,一到下雨天,他们就得穿雨衣。当同学们用完之后,雨衣湿淋淋的没地方放,只得堆放在教室的窗台上。这样,教室的窗台就成为了同学们的雨衣架,看起来很不雅观。我想发明一种新式雨衣。在这种新式雨衣的表面下有一个吸水层,底部装有一个体积较小 Many of my classmates are going to school by bike. In a rainy day, they have to wear raincoats. When the students ran out, the raincoat no place to put, had piled on the windowsill in the classroom. In this way, the classroom’s windowsill became a classmate’s rain hanger, looks very unsightly. I want to invent a new raincoat. Underneath the surface of this new raincoat is a water-absorbing layer with a smaller volume at the bottom