echo的现在完成时怎么写

echo的现在完成时为:echoed
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  • coelenteron的意思?

    n.腔肠动物的腔肠体...
  • slowly造句

    He plays some passages so slowly that they become lugubrious.有些段落他演奏得异常徐缓,听上去有些忧伤。McKay walked slowly toward this screen, feeling a growing tenseness.麦凯缓缓地朝这个屏幕走来,每走一步心情都更加紧张。He talks quite slowly and spaces his words ou...
  • antilecithinase的音标?

    antilecithinase的音标:antilecithinase的英式发音音标为:[əntaɪle'saɪðaɪnəz]antilecithinase的美式发音音标为:[əntaɪle'saɪðaɪnəz]...
  • merozoite造句

    The major Merozoite Surface Protein 1 ( MSP 1 ) of falciparum is an important candidate for malaria vaccine.恶性疟原虫裂殖子表面蛋白1是当今疟疾疫苗主要的候选抗原....
  • “衬料”的英语?

    “衬料”的英语可以翻译为:lining,backer,brasq(ue),intermass ...
  • courts怎么读

    courts的音标:...
  • calcar什么意思

    n.氧化炉,熔炉,(鸟、花的)距...
  • “下种”造句

    一定要先把土地深翻一遍再下种.The soil must be thoroughly turned over before planting.农民往地里下种.Farmers put seed in the ground.种子用撒播法下种.The seeds were sown broadcast....
  • creates造句

    Then, what creates the factor which Maya person deteriorates is?那么, 造成玛雅人衰败的因素是什么 呢 ?This creates a spectrum of colours at the edges of objects which blurs the image...这在物体的边缘形成了一道色谱,使图像变得模糊不清。He likes changing the narra...
  • Ginkgoatae什么意思解释

    银杏纲...
  • “剃刀”造句

    他把剃刀插在插座上,给它充电。He plugged his razor in to recharge it.别玩弄那把剃刀.Don't fool with that razor.剃刀锋利刮得就干净.A sharp razor gives a close shave....
  • kingsoft怎么读?

    kingsoft的音标:kingsoft的英式发音音标为:['kɪŋsɒft]kingsoft的美式发音音标为:['kɪŋsɒft]...
  • criterion什么意思解释?

    n.(批评、判断等的)标准,准则,规范...
  • Brezhnev怎么读?

    Brezhnev的音标:Brezhnev的英式发音音标为:['breʒnef, -njɪf]Brezhnev的美式发音音标为:['brɛʒnɛf, -njɪf]...