flipper英语

flipper

翻页激光笔又称为电子教鞭(英文名为：Laser pointer with remote control), 它是专门为计算机及多媒体投影机设计的一款新型专利电子产品,在欧美等发达国家的使用已经很普遍了；它除了具备传统激光教鞭的映射功能外，还可以通过简单地按动激光笔上、下翻页按钮，以无线方式直接远程遥控电脑或多媒体投影设备,实现电子文档的自由翻页和随意演示。基于多媒体遥控使用，主要作用控制多媒体文件，如PPT，EXC，WORD文件的翻页控制，方便多媒体演讲的使用。其机构由发射器和接收器两部分组成，USB接口，有红外技术和射频技术两种，现在普遍使用的是射频技术。

前腿: 1. lead leg2. front leg3. foreleg Examples:前蹄动物前腿上的蹄The paw of an animal's foreleg.猫把尾巴弯到前腿。The cat folded its tail round its front feet.胼胝马前腿内侧的小而硬的胼胝A small,hard callus on the inner surface of a horse's foreleg.前足某些四足动物前腿的相应部分，如马The corresponding part of the foreleg in certain quadrupeds,such as a horse.它用前腿抓住牺牲品，把喙刺入对方身体。It grasps its victim in its forelegs and pierce it with its rostrum.扮兽行走饰面为野兽并且抬起前腿朝向观看者左边走动Being a beast facing and walking toward the viewer's left with one front leg raised.那只猎?趴在地板上，长长的耳朵耷拉在伸直的前腿上。The spaniel lay prone on the floor, his long ears draped over his extended front legs.前肢，上肢动物前部的附肢，如前腿、前翅、前鳍等An anterior appendage,such as a leg,wing,or flipper.腾跃马的轻盈跳跃动作，在前腿快要落下时，两条后腿同时跃离地面A light leap by a horse,in which both hind legs leave the ground just before the forelegs are set down.蛱蝶随处可见的中到大型的蛱蝶科蝴蝶，其特点是有退化的前腿，一般色彩鲜艳Any of various medium to large butterflies of the family Nymphalidae,found worldwide and characterized by vestigial forelegs and often brilliant coloring.