英语词汇first category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	first category
释义	first category 【数学】第一范畴
随便看	perambulates perambulate the bounds perambulating perambulatings perambulation perambulations perambulator perambulators perambulatory per an per an. per ann per ann. per annum per aspera ad astra P-E ratios per bearer perborate perborates perborax perboric acid perboric acids perbromate perbromates perbromic acid

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。