Question

aback adv.吃惊地;向后;<航海>（帆船）突遇顶风而停止前进;adj.<航海>处于顶风位置的;

Accepted Answer

英[əˈbæk]  美[əˈbæk] PHRASE吃惊，震惊（以至于无法立刻作出反应）If you are taken aback by something, you are surprised or shocked by it and you cannot respond at once.例：Roland was taken aback by our strength of feeling...我们反应如此强烈，令罗兰大吃一惊。例：Derek was taken aback when a man answered the phone.德里克吓了一跳，居然是一个男的接的电话。

单词	aback
音标	英[əˈbæk] 美[əˈbæk]
解释	adv.吃惊地;向后;<航海>（帆船）突遇顶风而停止前进;adj.<航海>处于顶风位置的;
例句	PHRASE 吃惊，震惊（以至于无法立刻作出反应） If you are taken aback by something, you are surprised or shocked by it and you cannot respond at once. 例：Roland was taken aback by our strength of feeling...我们反应如此强烈，令罗兰大吃一惊。例：Derek was taken aback when a man answered the phone.德里克吓了一跳，居然是一个男的接的电话。
变形

Aback 英[əˈbæk 美[əˈbæk Adv.吃惊地;向后;<航海>（帆船）突遇顶风而停止前进;Adj.<航海>处于顶风位置的 Phrase 吃惊，震惊（以至于无法立刻作出反应 Surprised Shocked