英语词汇principal planes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	principal planes
释义	principal plane 【光学】主平面
随便看	phthalein phthaleins phthalic phthalic acid Phthalic Acids phthalic anhydride phthalic anhydrides phthalin phthalins phthalocyanine phthalocyanine pigments phthalocyanines phthalonitrile phthalonitriles phthalylsulphathiazole phthiocol phthiriasis phthises phthisic phthisical phthisically phthisicky phthisics phthisiologist phthisiology

英汉双解词典包含483723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。