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1. Oxford American Dictionary

   hyperventilate

   • IPA[ˌhīpərˈven(t)əˌlāt]

   美式

   • v.
     breathe at an abnormally rapid rate, so increasing the rate of loss of carbon dioxide；be or become overexcited

   • verb: hyperventilate, 3rd person present: hyperventilates, gerund or present participle: hyperventilating, past tense: hyperventilated, past participle: hyperventilated

2. • 釋義

   v.

   動詞

   • 1. breathe at an abnormally rapid rate, so increasing the rate of loss of carbon dioxide she started to hyperventilate under stress
   • 2. be or become overexcited he was hyperventilating about a minor newspaper story it was one less thing to hyperventilate about
3. • 更多解釋

   hyperventilate

   • IPA[ˌhʌɪpəˈvɛntɪleɪt]

   英式

   • v.
     breathe at an abnormally rapid rate, so increasing the rate of loss of carbon dioxide: she started to hyperventilate under stress

   Oxford Dictionary