surprise and confuse (someone) so much that they are unsure how to react
使惊讶;使迷惑
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Diane was nonplussed by such an odd question .黛安娜被这样一个古怪的问题给困惑住了。
a state of being surprised and confused in this way
惊讶;迷惑;困窘。
"late 16th cent.: from Latin