英语词汇“become optimistic/hopeful”的翻译、意思、用法、释义-英汉双解词典-礼仪网

单词	become optimistic/hopeful
释义	请查阅词条：hopeful
随便看	communicate with communicating communicating communicating communicatings communication communicational communicational communicationally communication cord communication engineer communication engineering communication gap communication line communication plate communication receiver communications communications communications communication satellite communications director communications engineer communications engineering communication skills communications receiver 勃发勃然勃谿勃豀清洁清洁燃料清洁生产清洁能源清洗清流 Luftführungsrohr Luftführungsschaufel Luftfüllventil Luftgang Luftgas Luftgaserzeuger Luftgasprozeß Luftgebläse Luftgehalt Luftgehäuse