英语词汇polar day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	polar day
释义	polar day 【天文学】极昼
随便看	fissionable fissionables fissional fission barrier fission bomb fission bombs fission chamber fission cross section fission detector fissioner fission fraction fission fragments fission-fusion bomb fission neutron fission neutrons fission-product poisoning fission products fission reactor fissions fission spectrum fission-track dating fission yield fissiparities fissiparity fissiparous

英汉双解词典包含483723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。