英语词汇“laser pointer”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	laser pointer
释义	laser pointer noun A pen-shaped pointing device that contains a small diode laser that emits an intense beam of light, used to direct attention during presentations.The car did not slow down when signaled by a U.S. soldier holding a search light and laser pointer.... Pulses also exhibit diffraction - spreading perpendicular to their propagation direction - just as a laser pointer's beam gets wider on the way to a distant screen. Also, some dogs enjoy ‘chasing’ the beam from a laser pointer.
随便看	inland sea in large measure (or part) in-law in lay inlay inlayer in layman's terms in league in (less than) no time inlet inlier in-line in-line engine in line for in-liner in-line skater in-line skates in-line skating in little in loco parentis inly inlying Inman, Henry in marriage Inmarsat

英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。