词汇“concentrate upon”用英语简单造句子的方法、技巧、例句及翻译-英语例句辞典

单词	concentrate upon
例句	DEFINITIVE EXAMPLES 权威例句〔concentrate〕You'll solve the problem if you concentrate upon it.如果你全神贯注,你就会解决这个问题。英汉大词典
随便看	top rot top scorer top secret top secret document top sheet top shelf top soil top speed top step top surface top ten top the bill top the list top three top tier top up top-class top-down top-drawer top-dressing top-earning top-end top-flight top-grade top-grossing

英语例句辞典收录了559068条英语例句在线翻译词条，基本涵盖了全部常用单词及词组的例句翻译及用法，是英语学习的有利工具。