英语词汇spectrum emission简单造句、意思、用法及例句-英语例句辞典

单词	spectrum emission
例句	原声例句 PBS趣味科普 This is called an emission spectrum. 这叫做发射光谱。
随便看	roll set roll shape roll shoulder rolls in rolls in the hay rolls into roll sleeve rolls off rolls of tobacco roll something out rolls on rolls out rolls over roll speed roll spring roll stamp roll station roll steel roll step rolls through roll stock roll stone rolls up roll support roll table

英语例句辞典收录519880条英汉例句词条，基本涵盖了全部常用单词的造句方法及例句，是英语学习的有利工具。