英语词汇toughening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	toughening
释义	请查阅词条：toughen
随便看	mends mends their ways mends ways menfolk menfolks menial menially meningitic meningitis Mennonite Mennonites menopausal menopausal menopause menorah menorahs menservants mens room mens-room men's-room men's room mensroom men'sroom men's rooms menstrual

英汉双解词典包含141091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。