keyed up
adjective [ after verb ] uk/ˌkiːd ˈʌp/ us/ˌkiːd ˈʌp/
（通常指重要事件前）非常兴奋的，心情紧张的
very excited or nervous, usually before an important event
He always gets keyed up about tests. 他考试前总是会感到很紧张。
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