英语词汇grade of oil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	grade of oil
释义	grade of oil 简明释义石油品级网络释义 1 ?石油分类石油分类(或分级)
随便看	field location work field lock field locking field log field loop jumper field loss field loss field loss protection field-loss protection field loss relay field-loss relay fieldloss relay field luminance field luminescence field lupine field machinery field macro control card fieldmagnet field magnet field,magnet field magnet distortion field magnet frame field, magnetic field magnetomotive force field magnet

英汉双解词典包含3185865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。