英语词汇upon occasion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	upon occasion
释义	upon occasion 简明释义偶尔，有时：表示某事情发生的频率不高，不是经常性的。网络释义 1 ?遇必要时 ... on occasion 有时; 遇必要时 upon occasion 有时; 遇必要时 on one occasion 曾经, 有一个时候 ... 2 ?有时 ... on occasion 有时; 遇必要时 upon occasion 有时; 遇必要时 on one occasion 曾经, 有一个时候 ... 短语 1 Restricted parking upon occasion 活动期间的限定停车场 2 upon every occasion 一有机会 3 once upon an occasion full 昔时双语例句 1 You can be somewhat reserved and self-centred and show great obstinacy upon occasion. 你可能有点拘谨和自我中心的，必要时会非常顽固。 2 An ubiquitous virus, encephalomyocarditis, has been demonstrated upon occasion to affect swine. 曾经证实一种到处有的病毒-脑心脊炎病毒——偶尔侵害猪。 3 The decision of studying abroad was made upon occasion. I chose Germany because the Germans are very strict and the Universities here are fee-free. 决定留学缘起偶然，而选择德国是因为这里的大学当时免费，以及德国人理性，严谨的做事态度。
随便看	dependability of experience dependability of relay protection dependable dependable capacity dependable communication dependable computing dependable crop dependable crystal filter dependable discharge dependable flow dependable hydroelectric capacity dependable information dependableness dependableness dependable output dependable power dependable software dependable yield dependablity dependably dependance Dependance on cane Dependance on renal dialysis Dependance on seeing eye dog Dependance on walking stick

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。