英语词汇“active mass”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	active mass
释义	active mass Chem. the effective concentration of a substance. [1905-10]
随便看	pilot boat pilot burner. pilot chart pilot engine pilot film pilotfish pilot flag pilothouse piloti piloting pilot ladder pilot lamp pilotless pilotless aircraft pilotless ignition pilot light pilot plant pilot raise pilot signal pilot station pilot tape pilot waters pilotweed pilot whale pilous

英语词典包含168451条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。