| 释义 |
DEFINITIVE EXAMPLES 权威例句〔alternate〕Her mood alternated between happiness and despair.她的心情一会儿高兴一会儿绝望。牛津高阶〔forth〕He went back and forth from being pleased to envious.他一会儿高兴, 一会儿嫉妒。外研社新世纪〔moody〕She's a moody woman—she can be happy one minute and angry the next.她这个人喜怒无常,一会儿高兴,一会儿生气。韦氏高阶〔oscillate〕He oscillated between happiness and despair.他一会儿高兴,一会儿绝望。麦克米伦高阶 |