英语词汇closed surface without boundary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	closed surface without boundary
释义	closed surface without boundary
随便看	draw the vacuum draw thread drawthread Draw three draw to draw to a close draw to a head draw to an a close draw to an end draw together draw tong draw tongs drawtongs Draw Tool draw top draw top table draw to scale draw to toward draw towards draw tray draw trumps draw tube drawtube draw twist Draw twister

英汉双解词典包含3607232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。