急性jíxìngacute; sudden-onsetHSK 7-9PronunciationjíxìngExample sentence医生诊断为急性阑尾炎,需要立即手术。Yīshēng zhěnduàn wéi jíxìng lánwěiyán, xūyào lìjí shǒushù.The doctor diagnosed acute appendicitis, requiring immediate surgery.Read and choose an answerOne fixed sampleExplore a sample