aback
1.PHRASE 短语吃惊，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.
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Roland was taken aback by our strength of feeling...
我们反应如此强烈，令罗兰大吃一惊。
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。
