英语词汇grades是什么意思，grades的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。

单词	grades
释义	US
随便看	downward rigidity downward slope downward slope downward stroke downward stroke downward stroke downward tendency downward tendency downward trend downward trend downward trend downward ventilation downward welding downward-compatibility dead one dead one dead parking dead pass dead person dead person dead picture dead pigeon dead plate dead point dead population