无论在雨天或是在烈日下,随处可见各式各样色彩鲜艳的小伞,它们犹如百花盛开,争奇斗艳。随着科学技术的不断进步,近年来国外又出现了许多形状各异、用途不同的伞。装有灯泡的伞。美国生产的这种伞顶部装有灯泡,有助于雨夜行走。带半导体收音机的伞。它由日本研制,使用时可收听广播,对旅行者十分方便。无支架空气伞。这是一种可充气、可折叠的伞,由日本研制。它由双层乙烯薄膜制成。伞把具有伸缩性,缩短后如同铅笔长短。需要用 Whether in the rain or in the hot sun, you can see a wide range of colorful umbrella, they are like flowers in full bloom, contests. With the continuous improvement of science and technology, in recent years there have been many foreign umbrellas with different shapes and different uses. Bulbs with light bulbs. The top of the umbrella produced in the United States is equipped with a light bulb that helps rainy night walk. Umbrella with semiconductor radio. It is developed by Japan, when used to listen to radio, is very convenient for travelers. No bracket air umbrella. This is an inflatable, collapsible umbrella developed by Japan. It is made of double vinyl film. Umbrella has the flexibility, shortening the length of the pencil. need to use