英语词汇two-up,-two-down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

英汉双解词典包含283110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。

单词	two-up,-two-down
释义	请查阅词条:two-up, two-down
随便看	Chemistry-topic react Chemistry-topic reaction Chemistry-topic reaction Chemistry-topic reactive Chemistry-topic reactive Chemistry-topic reagent Chemistry-topic reagent Chemistry-topic residue Chemistry-topic residue Chemistry-topic retort Chemistry-topic retort Chemistry-topic riboflavin Chemistry-topic riboflavin Chemistry-topic salt Chemistry-topic salt Chemistry-topic saltpetre Chemistry-topic saltpetre Chemistry-topic saturate Chemistry-topic saturate Chemistry-topic saturated Chemistry-topic saturated Chemistry-topic saturation Chemistry-topic saturation Chemistry-topic saturation point Chemistry-topic saturation point