英语词汇proper motion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	proper motion
释义	proper motion 【天】自行
随便看	in-grafts ingrain in grain ingrain carpet ingrained ingrainedly ingrainedly ingrainedness ingrainedness in-grainedness ingrainednesses in-grainedness's ingraining ingrains Ingram ingrams in grand style in (grand) style ingrate ingrately ingrately ingrates ingratiate ingratiated ingratiates

英汉双解词典包含548777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。