1. 极时髦：be all talk || 光说空话 | be all the fashion || 极时髦 | be all the mode || 非常流行

2. 很时兴,风行一时：be all set%[]%准备就绪% | be all the fashion%[]%很时兴,风行一时% | be amused at sth.%[]%被...逗乐%

3. 风行一时：far and wide 到处 | be all the fashion 风行一时 | fasten one's eyes on 注视

4. (服装等)极时髦; 风行一时：after the fashion of 模仿; 照着...的样子 | be all the fashion (服装等)极时髦; 风行一时 | bring into fashion 使流行