英语词汇there have been怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	there have been
释义	there have been 简明释义存在过：表示过去发生的事情或存在的情况。网络释义短语 1 there have been different 一直存在分歧 2 there have been systematic 已有系统 3 there have long been controversies 长期以来存在争议双语例句 1 There have been many changes in recent years. 近几年发生了许多变化。《牛津词典》 2 There have been some ugly scenes. 出现了一些丑恶的场面。《柯林斯英汉双解大词典》 3 There have been several muggings here recently. 最近这里发生了几起行凶抢劫案。《牛津词典》
随便看	pulse-frequency modulating pulse - frequency modulation pulse-frequency modulation pulse frequency modulation pulse frequency modulation control system pulse frequency modulation (PFM) pulse-frequency modulation (pfm) pulse frequency modulation telemetry pulse frequency monitor pulse-frequency NMR flowmeter pulse frequency rate pulse-frequency spectrum pulse frequency spectrum pulse frequency transmission system pulse front pulse front edge pulse fuel rod pulse function pulse gas shutter pulse gate pulse gated system pulse generating pulse generating circuit pulse generating circuit pulse generating means

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。